New Arrivals and Package Deals

Contact us via email at sales@jst-performance.com for custom tune and/or dyno tune options! Introducing the Accessport for your 2023-2024 Honda Ci...

WHP Potential on Gasoline: 710 WHP @ 24 MPa WHP Potential on E85: 525 WHP @ 24 MPa Tune requirement: Yes Recommended Tuning Suite: COBB - Focus ST...

Contact us via email at sales@jst-performance.com for custom tune and/or dyno tune options! Simple ECU flashing with gauge package! The in-cabin m...

WHP Potential on Gasoline: 770 WHP* WHP Potential on E85: 570 WHP* Tune requirement: Yes Recommended Tuning Suite: COBB, HPtuners, SCT Flow Rat...

FREE JSTUNED Decal, JSTUNED Colorblock Decal, Team JST Printed Decal, Team JST Decal, or JSTUNED Keychain with Custom Tune Purchase! Discount will ...

Fits all 2017-2021 Honda Civic Type-R FK8Fits all variant models including RHD, International Models, Etc.Fits factory charge piping or pair with P...

Fits all 2017-2021 Civic Type-R FK8Fits all variant models including RHD, International Models, Etc. OverviewImportant Notes:NO ECU CALIBRATION REQ...

Fits all 2017-2021 Honda Civic Type-R FK8Fits all variant models including RHD, International Models, Etc.Fits Factory Turbocharger Inlet Pipe ONLY...

Fits all 2017-2021 Honda Civic Type-R FK8Fits all variant models including RHD, International Models, Etc.  Important Notes:PAIR WITH PRL HIGH VOLU...

Fits all 2017-2021 Honda Civic Type-R FK8Fits all variant models including RHD, International Models, Etc. Important Notes:NO ECU CALIBRATION REQUI...

Fits all 2017-2021 Honda Civic Type-R FK8Fits all variant models including RHD, International Models, Etc. OverviewImportant Notes:Honda Part Numbe...

Fits all 2017-2021 Civic Type-R FK8Fits all variant models including RHD, International Models, Etc. Important Notes:NO ECU CALIBRATION REQUIRED*IN...

Fits 2017-2025 Honda Civic Type R 2.0T (FK8 and FL5 Chassis')Fits 2024+ Acura Integra Type S 2.0TFits 2016-21 Honda Civic 1.5T Technical Notes:Over...

Fits all 2017-2021 Honda Civic Type-R FK8Fits all variant models including RHD, International Models, Etc.Fits all Factory Fitment TurbochargersOnl...

Fits all 2023+ Honda Civic Type-R FL5Fits all variant models including RHD, International Models, Etc.Fits factory charge piping or pair with PRL M...

Fits all 2023+ Honda Civic FL5 Type-RFits all variant models including RHD, International Models, Etc.Fits Factory Turbocharger Inlet Pipe ONLY  Im...

Fits all 2023+ Honda Civic Type-R FL5Fits all variant models including RHD, International Models, Etc.   OverviewImportant Notes:NO ECU CALIBRATION...

Fits all 2023+ Honda Civic Type-R FL5 Fits all variant models including RHD, International Models, Etc.  Important Notes:NO ECU CALIBRATION REQUIRE...

Fits all 2017-2021 Honda Civic Type-R FK8 Fits all 2023+ Honda Civic Type-R FL5 Fits all 2018+ Honda Accord 2.0TFits all 2019+ Acura RDX 2.0TFit...

Important Notes: NO ECU CALIBRATION REQUIRED ONLY COMPATIBLE WITH PRL HIGH VOLUME INTAKE  Technical Notes: Maximize your FL5's engine intake syst...

Fits all 2023+ Honda Civic Type-R FL5Fits all variant models including RHD, International Models, Etc.  Important Notes:NO ECU CALIBRATION REQUIRED...

We've been working on a special project. Our goal is to introduce a product that represents our passion and dedication to the Honda aftermarket, bu...

NOTE: XDI Kits are built to order and usually take anywhere from 3-6 weeks to ship Maximum Rail PressureOEM = 200bar / 2900psiXDI-EVO = 250bar / 36...

What everyone has been asking for, a full 3" front pipe. This front pipe replaces the highly restrictive 2.37" OD front pipe with free flowing 3.0"...

After several revisions and a season of racing RV6 is finally ready to release its downpipe options for the FK8. This downpipe was designed using S...

Baller status endlinks made with bodies made of high tensile strength 7075 aluminum. These endlinks were designed to be bullet proof in high demand...

Originally developed for Honda engineers for SCCA road racing. The RV6 adjustable chromoly rear sway bar was designed help with body roll. This kit...

Originally developed for HPD and only available to road racing teams. The RV6 solid front compliance mount was designed to remove all the slop in t...

Originally developed for HPD and only available to road racing teams. The RV6 front spherical bushings was designed to remove the slop in the front...

Originally developed for HPD and only available to road racing teams. The RV6 rear knuckle spherical bushings was designed to remove the slop in th...

Piston based bypass valve for R660 turbos. No diaphragm to tear under high boost situations.

Our main goal of the R660 RED was to develop a robust and reliable turbocharger. First step to this was ditching the stock sized TD04 format. The T...

FK8 Wastegate Actuator Arm

What everyone has been asking for, a full 3" frontpipe. This frontpipe replaces the highly restrictive 2.37" OD front pipe with free flowing 3.0" O...

Originally developed for HPD and only available to road racing teams.The RV6 FK8 Rear Trailing Arm Spherical Bushings are designed to replace the t...

Originally developed for endurance racing teams. The RV6 FK8 helical 4th gear is finally available to the public. We have spent the last 3 years te...

Introducing the COBB Accessport for Honda Civic Si (FE1) 2022-2024. Simple ECU flashing with gauge package! The in-cabin mountable Accessport V3 ha...

Fits all 2017-2021 FK8 & 2023+ FL5 Civic Type-R modelsFits 2023+ Acura Integra Type S 2.0TFits all 2018+ Accord 2.0T, Acura RDX 2.0T, & Acu...

The factory pinch welds on the FL5 Honda Civic Type R can become ruined and damaged quite easily during maintenance, jacking, or tire changes on an...

Cover the lackluster plastic cap with an anodized piece of aluminum that is made in-house in Indianapolis, Indiana!The cap installs without tools a...

The FL5 Honda Civic Type R suffers from a common issue in streetcars, brake master cylinder flex. This is due to the thin sheet metal in the firewa...

The Verus washer fluid caps were designed to snap on like factory pieces, but in bright dip anodized aluminum to add aesthetics to the engine bay....

Replace Honda's factory dipstick handle with a unit designed, programmed, machined, anodized, and laser engraved in the United States of America! T...

Replace the factory FL5 Honda Civic Type R plastic oil cap with a unit machined from solid aluminum in house in the United States. The caps are off...

Replace the factory FL5 Honda Civic Type R (CTR) plastic oil cap with a unit machined from solid aluminum in house in the United States. The caps ...

Replace the lackluster plastic caps that come from the factory with a cap machined from solid aluminum and bright anodized your favorite color.  T...

The factory pinch welds on the FK8  Honda Civic Type R can become ruined and damaged quite easily during maintenance, jacking, or tire changes on a...

Cover the lackluster plastic cap with an anodized piece of aluminum that is made in-house in Indianapolis, Indiana!The cap installs without tools a...