Special Offers

Aren't you smart! You tracked down our secret promo code page. This is where we display the active deals available to our customers. Check back often for the latest offers, coupons and promotions!

Independence Day Sale: 10% Off ALL Accessports and AP/Tune Packages, Use Code: APSALE

Celebrate Independence Day in style! Use Code APSALE for 10% off any COBB Accessport and/or JST Custom Tune/AP Package through July 4th! Discount will be applied with coupon code at checkout,  while supplies last, cannot be combined with other offers.

FREE Swag with Custom Tune Purchase

Let everyone know you are tuned by the best in the business! Be sure to add one of our JST Performance T-Shirts (for a Limited Time Only), Decals, JSTUNED Decals, TeamJST Decals, Lanyard, or JSTUNED embroidered keychains to your cart with your custom tune purchase before checking out (don't forget this very important step, if you do not add it you will not get it)! No code required, discount will be applied at checkout, valid on 1 item only, while supplies last, substitutions may be made, does not apply to windshield banners, cannot be combined with other offers.

$15 OFF $200+, Use Code: WELCOME2022

Welcome to Team JST! As a special thanks for joining our team, we invite you to enjoy $15 off your next purchase of $200+ on our website! Just use code WELCOME2022 during checkout! Valid for first time customers only, can only be used once for purchases over $200, cannot be combined with other offers, some brand and product exclusions apply.

FREE Shipping

Get FREE shipping on most merchandise orders $150 and over (excluding taxes, shipping, and any applied discounts). No code required, some exclusions apply, does not apply to items that ship via freight or outside of the continental US.

Package Deals

We have put together a variety of exclusive JST Performance package deals, including our popular brake package and custom tuning packages, that are designed to save you money so your modification budget can get you further! SHOP PACKAGES

Used/Open Box

As a racing shop that is actively changing out parts on both our personal racecars and customer cars, we have a tendency to rack up some pretty awesome used parts for many different applications! Check out this page often as we are always listing something new at pretty huge discounts!  SHOP USED PARTS