ISR MB SE Type -E Dual Tip Exhaust Nissan 240sx 89-94 S13. The ISR Performance MBSE line of exhausts are designed to provide much greater flow than your stock exhaust system while still maintaining a relatively subdued sound and look. If you are looking for increased performance for your vehicle without catching unwanted attention, the MBSE ...ISR Performance ISR Performance RS3871 Turbo - T2 - .64ar (Similar to GT2871R) - SR20DET. Rating Required. Name Email Required. Review Subject Required. Comments Required. $700.00. SKU: IS-RS3871. Current Stock: Quantity: Decrease Quantity: Increase Quantity: Description Reviews. ISR RS3871 Turbo - T2 - .64ar (Similar to GT2871R) - … ISR Performance Exhaust Y-Pipe - Nissan 370z / G37 / Q60 3.7L. The ISR Performance 370z / G37 Y-pipe utilizes 2.75" stainless steel piping along with bellowed flex sections running from the 2 bolt catalytic converter flanges back to the high performance velocity merge. The Y pipe then steps to 3" stainless piping coming out of the velocity ... Thanks. Seems that one is referring to Boost Performance License. I am only trying to install the Performance License. I found a guide earlier which talks about both of these licenses, but doesn't give steps for Performance License, however does mention steps for Boost Performance License.ISR Performance Single GT exhaust is a y-pipe back exhaust system made of mandrel bent stainless steel to ensure the highest reliability and quality. This Single exhaust gives you all the advantages of unrestricted flow to maximum horsepower while retaining a deep and aggressive exhaust tone. This single GT exhaust is the perfect …ISR Performance Parts, LLC (Formally ISIS Performance NA, LLC.) constantly designing and delivering new products; finding innovative solutions to meet performance industry needs. 626-498-8262 [email protected] Performance RC Series Exhaust - Hyundai Genesis Coupe 3.8 V6 09+ The ISR RC Series exhaust system is designed to offer the most aggressive tone possible from an exhaust system. These stainless steel cat-back exhaust systems are a no muffler straight through design for a bolt on replacement that delivers the most power gains possible …ISR Pro Series Coilovers - Nissan 350z Z33 - True Type. After Years of Success with the Basic Coilovers ISR Performance has released a higher end line of coilovers providing better dampening control and overall performance. These are a great coilovers for the street and track use. Provides a comfortable ride while improving handling.ISR Performance Billet Intake Manifold , Fuel Rail & Throttle body combo RB20DET. Introducing the new ISR billet intake manifold, fuel rail and throttle body kit for RB20DET. This intake manifold will vastly increase your mid range and top end power, especially for those with upgraded turbo’s and camshafts. Each intake runner has a velocity ... ISR Performance. ISR Performance 70mm Long Wheel Stud - Nissan 240sx 89-94 S13 Front /Rear and S14 Rear - 12.85MM KNURL. $2.75. Add to Cart. ISR Performance. The ISR Performance 370z / G37 Y-pipe utilizes 2.75″ stainless steel piping along with bellowed flex sections running from the 2 bolt catalytic converter flanges back to the high performance velocity merge. The Y pipe then steps to 3″ stainless piping coming out of the velocity merge to the rear 3″ exhaust flange. Our all new GT Single exhaust is designed specifically for the Toyota GR86. This system features mandrel bent stainless steel piping to ensure the highest re...ISR Performance offers a range of premium aftermarket parts for import enthusiasts, including brakes, cooling, couplers, exhausts, and more. ISR Performance products are …ISR Performance Parts, LLC (Formally ISIS Performance NA, LLC.) constantly designing and delivering new products; finding innovative solutions to meet performance industry needs. 626-498-8262 [email protected] ISR Performance Single GT exhaust is a y-pipe back exhaust system made of mandrel bent stainless steel to ensure the highest reliability and quality. This Single exhaust gives you all the advantages of unrestricted flow to maximum horsepower while retaining a deep and aggressive exhaust tone. ISR Performance HGC Long Tube Headers - VQ35DE/HR- Nissan 350Z Z33 / Infiniti G35 / Nissan 370Z Z34. These long tube headers are constructed with 304 brushed stainless steel and heavy duty flanges. Designed with a stepped primary, these headers are built to retain as much low and mid range torque as possible while allowing for good top end ...ISR Performance Aluminum Subframe Bushing Inserts (89-98 S13/14) MSRP: $135.00.ISR Performance offers a range of suspension products for various vehicles, such as coilovers, control arms, bushings, and tension rods. Browse the categories and select …ISR Performance (previously called ISIS Performance NA, LLC) is a relatively small brand when it comes to coilovers. Despite being around since at least 2011 (under the name ISIS Performance until 2015 when they changed to ISR), they are still relatively unheard of, with not a lot of people running their coilovers. ... ISR Performance Parts, LLC (Formally ISIS Performance NA, LLC.) constantly designing and delivering new products; finding innovative solutions to meet performance industry needs. 626-498-8262 [email protected] The ISR Performance JZ swap mounts are designed to be your one stop solution for all JZ series motors to fit in both S13 and S14 chassis. ISR Performance mounts feature a urethane engine and transmission mount bushings to help dampen engine vibration without being overly stiff, the perfect solution for daily driven or track vehicles! ...ISR Performance High Ground Clearance LS1 350z swap headers are built out of high quality 304 Stainless Steel and designed to pair with our own LS1 Swap mounts to allow for a simple and easy installation into your 350Z with maximum ground clearance in mind. Constructed with 1 3/4 piping, the ISR Performance headers will provide excellent flow ...ISR Performance Parts, LLC (Formally ISIS Performance NA, LLC.) constantly designing and delivering new products; finding innovative solutions to meet performance industry needs. 626-498-8262 [email protected] Performance Series II Titanium Single GT Exhaust - Nissan 350Z . ISR Performance Series II Single GT exhaust is a y-pipe back exhaust system made of Full Titanium to ensure the lightest weight and quality. This Single exhaust gives you all the advantages of unrestricted flow to maximum horsepower while retaining a deep and aggressive ...ISR Performance Parts, LLC (Formally ISIS Performance NA, LLC.) constantly designing and delivering new products; finding innovative solutions to meet performance industry needs. 626-498-8262 [email protected] ISR Performance oil pan kit for LS Swaps are built to fits lower and further back then other aftermarket kits currently available and are designed to fit the ISR Mount kit or if you intend to make your own custom mounts . Depending upon which OEM windage tray you are using, you may need to trim the windage tray to properly mount the custom ...ISR Performance RC Series Exhaust - Hyundai Genesis Coupe 3.8 V6 09+ The ISR RC Series exhaust system is designed to offer the most aggressive tone possible from an exhaust system. These stainless steel cat-back exhaust systems are a no muffler straight through design for a bolt on replacement that delivers the most power gains possible …ISR Performance will then, at its sole discretion return, repair or replace the product. ISR Performance Parts MAP Pricing Guide. ISR Performance Parts actively supports the advertising and promotion of its products by its domestic dealer network, and in an effort to strengthen its dealer network it has decided to institute a MAP pricing policy.The ISR Performance 370z / G37 Y-pipe utilizes 2.75″ stainless steel piping along with bellowed flex sections running from the 2 bolt catalytic converter flanges back to the high performance velocity merge. The Y pipe then steps to 3″ stainless piping coming out of the velocity merge to the rear 3″ exhaust flange.ISR Performance high flow cats are custom made utilizing 300 cell spun Metallic substrate to be less restrictive than stock, Letting you gain power while still converting harmful exhaust gasses, ISR HFC are Fully TIG welded with true mandrel bends throughout. ISR Performance HFC bolt up to factory or aftermarket exhaust (as long as the ...This kit is for mating Gen III/IV LS engines to the factory 350z transmission. Make swapping a LSx Engine into you 350Z even cheaper by retaining your factory 350Z CD00x Transmission. Using the ISR performance LSx/350Z transmission adapter along with the ISR LS 350Z swap mounts makes the LS 350z dream easy and affordable. The exhaust features 2.5'' brushed stainless steel piping and flanges, and a polished stainless steel muffler with 4'' tip. The current NA Miata exhausts have been tested on the OBD1 & 2 1.8L NA Miatas and do feature a secondary o2 bung. If you have a 1.6L Miata please see our newly released 1.6L Circuit Spec listing! These fan shroud kits are the perfect match for any aftermarket radiator. The ISR fan shrouds are made for a direct OEM fit and include Dual 12 inch electric fans. All ISR fan shrouds are significantly lighter and more durable than OEM fan shrouds and will notably improve engine cooling performance by delivering a significant amount of cooler ... ISR Performance Parts, LLC (Formally ISIS Performance NA, LLC.) constantly designing and delivering new products; finding innovative solutions to meet performance industry needs. 626-498-8262 [email protected] ISR Performance manual transmission crossmember - 350Z Z33 This is a crossmember to replace the original installed 350z 6 speed manual transmission crossmember. It can be used for those performing an auto to manual conversion, or to replace a damaged stamped oem unit, or for those who simply misplaced their original.The all new ISR Performance S-Chassis LS Swap Y-Pipe is designed to provide a fabrication free exhaust solution for users swapping LSx motors into their S13 or S14! The new Y-pipe will require users to utilize ISR Performance LS swap kit, and the all new HGC LS S-Chassis Swap Headers.ISR Performance manual transmission crossmember - 240sx S13 & S14 KA/SR This is a crossmember to replace the original installed 240sx manual transmission crossmember. It can be used for those performing an auto to manual conversion, or to replace a damaged stamped oem unit, or for those who simply misplaced their original.350Z LSx Swap Kit. 26th Jun 2017. After spending quite some time building and testing the all new LSx swap kit for 350z chassis we are proud to offer it for sale! Our kit is designed to be an easy, straight forward installation allowing you to utilize either the standard GM T56 transmission, or a factory 350z transmission (with optional CD00x ... ISR Performance. ISR Performance 70mm Long Wheel Stud - Nissan 240sx 89-94 S13 Front /Rear and S14 Rear - 12.85MM KNURL. $2.75. Add to Cart. ISR Performance. SKU: IS-SSDP-NS13. Quantity: Description Reviews. ISR Stainless Steel Downpipe - Nissan SR20DET S13/S14. Designed to be used with Nissan 240sx or Nissan Silvias equipped with SR20DET engines, our 3" Stainless Steel downpipes are designed to provide the most performance gains. Each downpipe will include a 3 bolt and 2 bolt exhaust … ISR Performance. ISR Performance 70mm Long Wheel Stud - Nissan 240sx 89-94 S13 Front /Rear and S14 Rear - 12.85MM KNURL. $2.75. Add to Cart. ISR Performance. ISR Performance. ISR Performance 70mm Long Wheel Stud - Nissan 240sx 89-94 S13 Front /Rear and S14 Rear - 12.85MM KNURL. $2.75. Add to Cart. ISR Performance. The ISR Performance driveshafts are designed to be the perfect fit for your conversion swap when using the corresponding ISR swap mounts. The shaft is built using Dana/Spicer solid high performance u-joints. This shaft is only guaranteed to fit if using ISR Performance swap components. ** Built to order 1 week lead time **. ISR Performance. ISR Performance 70mm Long Wheel Stud - Nissan 240sx 89-94 S13 Front /Rear and S14 Rear - 12.85MM KNURL. $2.75. Add to Cart. ISR Performance. These fan shroud kits are the perfect match for any aftermarket radiator. The ISR fan shrouds are made for a direct OEM fit and include Dual 12 inch electric fans. All ISR fan shrouds are significantly lighter and more durable than OEM fan shrouds and will notably improve engine cooling performance by delivering a significant amount of cooler ...ISR Performance Parts, LLC (Formally ISIS Performance NA, LLC.) constantly designing and delivering new products; finding innovative solutions to meet performance industry needs. 626-498-8262 [email protected] Performance; ISR Performance. View as Grid List. Items 1-12 of 390. Sort By. Set Descending Direction. ISR Performance Short Throw Shifter Version 2 Nissan 240SX Silvia S13 S14 89-98 SR20DET KA24DE . SKU# IS-240SSV2. Price : $125.00. 2 In Stock. Add to Cart. ISR Performance Short Shifter Mazda MX5 Miata NA NB 89-98 B6 1.6L …Isr-Performance BA, Beccar, Buenos Aires. 13,231 likes · 84 were here. Automotive, Aircraft & BoatOct 18, 2018 · The ISR Performance 370Z / G37 Y-pipe utilizes 2.75" stainless steel piping along with bellowed flex sections running from the 2 bolt catalytic converter flanges back to the high performance velocity merge. The Y pipe then steps to 3" stainless piping coming out of the velocity merge to the rear 3" exhaust flange. ISR Performance Billet Intake Manifold , Fuel Rail & Throttle body combo RB20DET. Introducing the new ISR billet intake manifold, fuel rail and throttle body kit for RB20DET. This intake manifold will vastly increase your mid range and top end power, especially for those with upgraded turbo’s and camshafts. Each intake runner has a velocity ...The ISR Performance driveshafts are designed to be the perfect fit for your conversion swap when using the corresponding ISR swap mounts. The shaft is built using Dana/Spicer solid high performance u-joints. By removing the factory 2-piece shaft and installing a single shaft the car will feel more responsive due to the fact the rubber carrier ...350Z LSx Swap Kit. 26th Jun 2017. After spending quite some time building and testing the all new LSx swap kit for 350z chassis we are proud to offer it for sale! Our kit is designed to be an easy, straight forward installation allowing you to utilize either the standard GM T56 transmission, or a factory 350z transmission (with optional CD00x ...ISR Performance High Ground Clearance LS1 350z swap headers are built out of high quality 304 Stainless Steel and designed to pair with our own LS1 Swap mounts to allow for a simple and easy installation into your 350Z with maximum ground clearance in mind. Constructed with 1 3/4 piping, the ISR Performance headers will provide excellent flow ...ISR Pro Series Coilovers - Mazda RX7 FC3S. After Years of Success with the Basic Coilovers ISR Performance has released a higher end line of coilovers providing better dampening control and overall performance. These are a great coilovers for the street and track use. Provides a comfortable ride while improving handling. ISR Performance Parts, LLC (Formally ISIS Performance NA, LLC.) constantly designing and delivering new products; finding innovative solutions to meet performance industry needs. 626-498-8262 [email protected] ISR Performance. ISR Performance 70mm Long Wheel Stud - Nissan 240sx 89-94 S13 Front /Rear and S14 Rear - 12.85MM KNURL. $2.75. Add to Cart. ISR Performance. 30K Followers, 329 Following, 1,536 Posts - See Instagram photos and videos from ISR Performance (@isrperformance)30K Followers, 329 Following, 1,536 Posts - See Instagram photos and videos from ISR Performance (@isrperformance)ISR Performance is proud to introduce its newest turbocharger kit for the Mazda Miata NB 1.8 engine. This is one of the most complete kits while keeping an affordable price tag. This however does not mean that quality was sacrificed. Designed for compact T25 T28 GT style turbochargers this kit utilizes a full tubular scheduled 10 turbo manifold ...Oct 25, 2022 · ISR Performance (previously called ISIS Performance NA, LLC) is a relatively small brand when it comes to coilovers. Despite being around since at least 2011 (under the name ISIS Performance until 2015 when they changed to ISR), they are still relatively unheard of, with not a lot of people running their coilovers. Along with coilovers […] These top feed 750cc ISR Performance injectors are a high quality yet affordable option for your high performance build. These injectors are the perfect match for the ISR fuel rail / intake manifold combo for SR and RB applications. ISR Injectors are sold in balanced sets within 2% flow variation across the transitional, low and linear ranges ... The ISR Performance JZ swap mounts are designed to be your one stop solution for all JZ series motors to fit in both S13 and S14 chassis. ISR Performance mounts feature a urethane engine and transmission mount bushings to help dampen engine vibration without being overly stiff, the perfect solution for daily driven or track vehicles! ...ISR Performance Parts, LLC (Formally ISIS Performance NA, LLC.) constantly designing and delivering new products; finding innovative solutions to meet performance industry needs. 626-498-8262 [email protected]. Action Clutch. Addictive Desert Designs. Advan. AEM Induction. AeroCatch. Aeromotive. aFe. Agency Power. Air Lift. ISR Performance Exhaust Y-Pipe - Nissan 370z / G37 / Q60 3.7L. The ISR Performance 370z / G37 Y-pipe utilizes 2.75" stainless steel piping along with bellowed flex sections running from the 2 bolt catalytic converter flanges back to the high performance velocity merge. The Y pipe then steps to 3" stainless piping coming out of the velocity ... ISR Performance. ISR Performance 70mm Long Wheel Stud - Nissan 240sx 95-98 S14 Front - 14.25MM KNURL. $2.75. Add to Cart. ISR Performance. ISR Performance Exhaust Y-Pipe - Nissan 370z / G37 / Q60 3.7L. $300.00. Add to Cart. ISR Performance. ISR Performance Universal Exhaust Silencer - 4" $25.00.Jun 30, 2021 · ISR Performance HFC bolt up to factory or aftermarket exhaust (as long as the aftermarket exhaust is built from OEM specs). ISR HFC also retains the factory Oxygen sensor location and also adds a more aggressive Exhaust tone. 2x Stainless Steel high flow cats; 3x 2 bolt exhaust gaskets; 1x 3 bolt exhaust gaskets; 9x bolts; 9x nuts; 2.5 ... ISR Performance. ISR Performance 70mm Long Wheel Stud - Nissan 240sx 89-94 S13 Front /Rear and S14 Rear - 12.85MM KNURL. $2.75. Add to Cart. ISR Performance. ISR Performance Single GT exhaust is a y-pipe back exhaust system made of mandrel bent stainless steel to ensure the highest reliability and quality. This Single exhaust gives you all the advantages of unrestricted flow to maximum horsepower while retaining a deep and aggressive exhaust tone. This single GT exhaust is the perfect …The ISR Performance LS swap mounts are designed to be your one stop solution for all RWD LSx based motors to fit in your 03-08 Nissan 350Z Z33. These engines and transmission mounts can accommodate both the factory 350Z 6spd (If you pair them with our CD Adapter kit), as well as the F-Body LS T56 transmission (If paired with our T56 …ISR Performance RC Series Exhaust - Hyundai Veloster Turbo 13-15 The ISR RC Series exhaust system is designed to offer the most aggressive tone possible from an exhaust system. These stainless steel cat-back exhaust systems are a no muffler straight through design for a bolt on replacement that delivers the most power gains possible while ...Background Information. This document describes the implementation of the Performance License (also known as throughput license) on Cisco Integrated Service Router 4000 (ISR4000) series …ISR Performance high flow cats are custom made utilizing Magnaflow 300 cell spun Metallic substrate to be less restrictive than stock, Letting you gain power while still converting harmful exhaust gasses, ISR HFC are Fully TIG welded with true mandrel bends throughout. ISR Performance HFC bolt up to factory or aftermarket exhaust (as long as ... ISR Performance. ISR Performance 70mm Long Wheel Stud - Nissan 240sx 89-94 S13 Front /Rear and S14 Rear - 12.85MM KNURL. $2.75. Add to Cart. ISR Performance. In an interview on CNN’s “State of the Union,” Mr. Netanyahu suggested that Mr. Schumer, the Senate majority leader, was trying to topple his government and said …ISR Performance. ISR Performance 70mm Long Wheel Stud - Nissan 240sx 95-98 S14 Front - 14.25MM KNURL. $2.75. Add to Cart. ISR Performance. ISR Performance Exhaust Y-Pipe - Nissan 370z / G37 / Q60 3.7L. $300.00. Add to Cart. ISR Performance. ISR Performance Universal Exhaust Silencer - 4" $25.00.Save. 4.4K views 1 year ago. Our all new GT Single exhaust is designed specifically for the Toyota GR86. This system features mandrel bent stainless steel … ISR Performance Parts, LLC (Formally ISIS Performance NA, LLC.) constantly designing and delivering new products; finding innovative solutions to meet performance industry needs. 626-498-8262 [email protected] ISR Performance RamHorn Top Mount Manifold MVR SCH10 - Nissan SR20DET S13/S14. With Great Success of the ISR V3 SR20DET Manifold we have released a brand new High-quality SCH10 RamHorn Top Mount Manifold with 44mm MVR wastegate flange. The ISR RamHorn Manifold is an upgrade over almost all other bottom and top mount manifolds, …SKU: IS-T25-NS14. Quantity: Description Reviews. ISR Performance Bottom Mount Turbo Lines - SR20DET S14 Motor. ISR Steel braided turbo lines are direct replacement of factory turbo hardlines found in the S13, S14, S15 SR20DET (T25/T28) turbos. Utilize high quality aircraft fittings and comes with new aluminum washers.ISR Pro Series Coilovers - Nissan 350z Z33 - True Type. After Years of Success with the Basic Coilovers ISR Performance has released a higher end line of coilovers providing better dampening control and overall performance. These are a great coilovers for the street and track use. Provides a comfortable ride while improving handling.ISR Performance 70mm Long Wheel Stud - Nissan 240sx 89-94 S13 Front /Rear and S14 Rear - 12.85MM KNURL. $2.75. Add to Cart.SKU: IS-T25-NS14. Quantity: Description Reviews. ISR Performance Bottom Mount Turbo Lines - SR20DET S14 Motor. ISR Steel braided turbo lines are direct replacement of factory turbo hardlines found in the S13, S14, S15 SR20DET (T25/T28) turbos. Utilize high quality aircraft fittings and comes with new aluminum washers.
ISR Performance RC Series Muffler Delete - NC Miata (06-13) ISR Performance RC Series Muffler Delete removes the rear muffler and is a quick and clean solution to losing weight, and giving your NC that extra edge at the track. ISR Performance RC Series Muffler Delete drops roughly 21lb's compared to the stock muffler.. Downeast orthopedics
ISR Performance Billet Intake Manifold , Fuel Rail & Throttle body combo RB20DET. Introducing the new ISR billet intake manifold, fuel rail and throttle body kit for RB20DET. This intake manifold will vastly increase your mid range and top end power, especially for those with upgraded turbo’s and camshafts. Each intake runner has a velocity ...The ISR Performance LS swap mounts are designed to be your one stop solution for all RWD LSx based motors and F-Body T56 transmission to fit in both S13 and S14 chassis. By utilizing a small base mount pedestal and separate mount bracket the ISR Performance mounts can pivot to accommodate for the slightly different width and pitch between the ... ISR Performance offers a variety of parts and accessories for Nissan models, such as exhaust systems, fuel pumps, suspension components, and more. Browse the products by make, model, and category and find the best fit for your Nissan. ISR Performance is committed to providing high-quality products at an exceptional value through years of intensive research, design, and track testing. Before being made available to the general public, all ISR products are rigorously tested on vehicles on and off the track. ISR Performance RC Series Exhaust - Hyundai Veloster Turbo 13-15 The ISR RC Series exhaust system is designed to offer the most aggressive tone possible from an exhaust system. These stainless steel cat-back exhaust systems are a no muffler straight through design for a bolt on replacement that delivers the most power gains possible while ...SKU: IS-S2NRMD-350Z. Quantity: 0 in stock. Description Reviews (1) ISR Performance Non Resonated Mid Section for 350Z GT Single or EP Dual exhausts. ISR Performance Non Resonated Mid Section for 350Z is designed to replace your existing 350Z GT Single (Part number IS-GT-350Z) or EP Dual (Part Number IS-EPDUAL-350Z) resonated mid …ISR Performance -6an High Pressure Power steering line fitting with o-ring - 240sx This is the same high quality fitting that are sold with our ISR Performace high pressure power steering line kit. Legal only for use in competition vehicles which may never be registered, licensed, and/or used on public streets or highways; and also for use in ...ISR Performance - Street Series - Rear Toe Arms for Nissan 350z / Infiniti G35. Now available for the Z chassis are the popular Street Series arms. These affordable arms are designed with the budget racer in mind and provide a wide range of adjustment allowing you to precisely align your vehicle. ISR Performance Shorty Headers - VQ35DE- Nissan 350Z Z33 - Infiniti G35 These Shorty headers are constructed with 304 brushed stainless steel and heavy duty flanges. Designed with 1-3/4" primary tubes, these headers are built to retain as much mid range torque as possible while allowing for good top end horsepower gains as well. ISR Performance Parts, LLC (Formally ISIS Performance NA, LLC.) constantly designing and delivering new products; finding innovative solutions to meet performance industry needs. 626-498-8262 [email protected] Performance offers a range of premium aftermarket parts for import enthusiasts, including brakes, cooling, couplers, exhausts, and more. ISR Performance products are …ISR Performance Z33 differential bushings replaces the stock worn out rubber bushings that is known for tearing under hard driving, ISR bushings are solid and keep the differential from moving under hard launches or acceleration and reduce wheel hop, while improve power transfer to the ground. Fits: 03-08 Nissan 350Z (Z33) 09+ Nissan 370Z (Z34 ...ISR Performance High Ground Clearance LS1 350z swap headers are built out of high quality 304 Stainless Steel and designed to pair with our own LS1 Swap mounts to allow for a simple and easy installation into your 350Z with maximum ground clearance in mind. Constructed with 1 3/4 piping, the ISR Performance headers will provide excellent flow ...Thanks. Seems that one is referring to Boost Performance License. I am only trying to install the Performance License. I found a guide earlier which talks about both of these licenses, but doesn't give steps for Performance License, however does mention steps for Boost Performance License.SKU: IS-SSDP-NS13. Quantity: Description Reviews. ISR Stainless Steel Downpipe - Nissan SR20DET S13/S14. Designed to be used with Nissan 240sx or Nissan Silvias equipped with SR20DET engines, our 3" Stainless Steel downpipes are designed to provide the most performance gains. Each downpipe will include a 3 bolt and 2 bolt exhaust …Justyn throwing down 336whp/272wtq through a 7AT with ISR Performance Longtube headers and Y pipe, AdminTuning intakes and Tomei Powered Inc. catback Exhaust...ISR Performance offers a variety of parts and accessories for Nissan models, such as exhaust systems, fuel pumps, suspension components, and more. Browse the products … ISR Performance Single GT exhaust is a y-pipe back exhaust system made of mandrel bent stainless steel to ensure the highest reliability and quality. This Single exhaust gives you all the advantages of unrestricted flow to maximum horsepower while retaining a deep and aggressive exhaust tone. .