Products

**JST Clean when started... Shirt - Pre-Order Ends 4/1
from $ 19.99

**JST Clean when started... Shirt - Pre-Order Ends 4/1

This is the one every auto enthusiast has been looking for! A white t-shirt that you are allowed to work on cars in (in fact, it gets better the di...

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from $ 19.99
**JST Custom Quote Invoicing
$ 1.00

**JST Custom Quote Invoicing

This item has been formatted for customers who have consulted with our sales team, built a custom Purchase Order, and need to pay for their PO. You...

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$ 1.00
**JST Performance 2019 Lightweight Shirt
Sale
from $ 13.99

**JST Performance 2019 Lightweight Shirt

Next Level 60/40 Lightweight Shirt. A soft style that anyone would appreciate! White JST Performance Logo, Black

from $ 13.99
Sale
**JST Performance Decal
$ 5.00

**JST Performance Decal

Represent your favorite Ecoboost performance company with a JST Performance vinyl decal! Approximately 3"Hx4"L  Available while supplies last

$ 5.00
**JST Performance Grip Stabilizer Bar
$ 130.00

**JST Performance Grip Stabilizer Bar

Also commonly referred to as "Traction Bar", these stabalization bars have been specially designed to help improve the driveability of your Focus S...

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$ 130.00
**JST Performance JSTUNED 2020 Lightweight Shirt
from $ 19.99

**JST Performance JSTUNED 2020 Lightweight Shirt

New for 2020! We have updated our JSTUNED Logo and are adding tons of new swag as a result! Get in on our newest product offerings! Next Level 60/4...

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from $ 19.99
**JST Performance Mini Swag Pack
Sold out
from $ 22.00

**JST Performance Mini Swag Pack

Mini swag packs are back! Now with even more swag! These mini swag packs include: 1- JST Performance t-shirt (color and style varies), 1- JST Perfo...

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from $ 22.00
Sold out
**JST Performance Swag Pack
Sold out
from $ 39.99

**JST Performance Swag Pack

Nothing says "I Love being on Team JST" more than sporting some JST swag! Our swag pack consists of a T-shirt, banner, keychain, and assorted decal...

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from $ 39.99
Sold out
**JST Performance Windshield Banner (NEW)
$ 29.99

**JST Performance Windshield Banner (NEW)

Vinyl Windshield Banner specially sized for the Fiesta ST and Focus ST/RS Banners sell out very quickly and may require 1-2 weeks special processin...

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$ 29.99
**JSTUNED Colorblock Decal - New for 2020!
Sold out
from $ 4.00

**JSTUNED Colorblock Decal - New for 2020!

New swag for 2020!

from $ 4.00
Sold out
**JSTUNED Decal
from $ 4.00

**JSTUNED Decal

Show the world you mean business by letting them know you're tuned by the best tuner in the Ecoboost market!

from $ 4.00
**JSTUNED Flight Tag Embroidered Keychain
$ 5.00

**JSTUNED Flight Tag Embroidered Keychain

Embroidered Keychain with the 2020 JSTUNED logo

$ 5.00
**TeamJST SLB 2020 Princess Sparkles Inspired Decal
$ 6.00

**TeamJST SLB 2020 Princess Sparkles Inspired Decal

TeamJST decals inspired by our Civic Si Time Attack build livery. Limited Edition

$ 6.00
*Cobb Ford AccessPORT V3 w/ ProTune
from $ 640.00

*Cobb Ford AccessPORT V3 w/ ProTune

NEW for 2020...FREE JSTUNED Decal, JSTUNED Colorblock Decal, or JSTUNED Keychain with Custom Tune Purchase! Discount will be applied during checkou...

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from $ 640.00
*Cobb MK7 VW Golf GTi/R Accessport V3 w/ ProTune
from $ 850.00

*Cobb MK7 VW Golf GTi/R Accessport V3 w/ ProTune

PackagesNEW for 2020...FREE JSTUNED Decal, JSTUNED Colorblock Decal, or JSTUNED Keychain with Custom Tune Purchase! Discount will be applied during...

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from $ 850.00
*Economy Street/Track/Autocross Brake Package for 13+ Focus ST
from $ 389.99

*Economy Street/Track/Autocross Brake Package for 13+ Focus ST

Take your Focus ST's performance to the next level without breaking the bank with our Economy Brake package! This package is great for street drivi...

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from $ 389.99
*Ford Focus ST/Fiesta ST/EB Mustang/Fusion Fuel Upgrade Tune
$ 99.99

*Ford Focus ST/Fiesta ST/EB Mustang/Fusion Fuel Upgrade Tune

This product is intended for customers who have already purchased a COBB Accessport and a JST Performance custom tune and would like to add on an a...

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$ 99.99
*Ford Focus ST/Focus RS/Fiesta ST/EB Mustang/Fusion Custom E-Tune
from $ 200.00

*Ford Focus ST/Focus RS/Fiesta ST/EB Mustang/Fusion Custom E-Tune

NEW for 2020...FREE JSTUNED Decal, JSTUNED Colorblock Decal, or JSTUNED Keychain with Custom Tune Purchase! Discount will be applied during checkou...

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from $ 200.00
*Ford Focus ST/Focus RS/Fiesta ST/EB Mustang/Fusion Custom E-Tune for Ethanol Mix Fuel Only
from $ 200.00

*Ford Focus ST/Focus RS/Fiesta ST/EB Mustang/Fusion Custom E-Tune for Ethanol Mix Fuel Only

NEW for 2020...FREE JSTUNED Decal, JSTUNED Colorblock Decal, or JSTUNED Keychain with Custom Tune Purchase! Discount will be applied during checkou...

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from $ 200.00
*JST Performance Fiesta ST Stage 1 Package
from $ 790.00

*JST Performance Fiesta ST Stage 1 Package

We thought we would make it easier for our newest customers to upgrade their Fiesta ST's by introducing our best selling products now in a package!...

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from $ 790.00