Wirelessly connect your JB4 to your phone!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For JB4 systems produced 2017 and later. Please check board diagrams to properly identify your JB4 before ordering. For use with JB4 only
Features CAN-Bus connectivity for more advanced tuning — increases turbocharger output by 3-6psi producing significant power and torque gains
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Not for sale or use in the state of California.
Brand:
ES#:
3638667
Mfg#:
JB4-W205
In Stock
12% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$659.00
This product was last offered at the strikethrough price on 06-05-2026
This Device Flashes the Tune onto your vehicle thru the OBD2 Port. Includes handheld tuner, OBD2 Cable, and USB cable. Comes in a zipper carrying case. *Tune sold separately.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms This software is only compatible with Windows PC / Laptop. *Tune sold separately.
Increase of +127 Horsepower, and +186 Torque! Eliminate top speed limiter, Increased throttle response. W.2 Tunes are designed for vehicles with performance exhausts & high-flow air filters!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms This software is only compatible with Windows PC / Laptop.
Replacement JB4 OBDII cable suitable for use in all applications where the JB4 attaches to the OBDII port under the dash.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Get access to even more vehicle data using PROLINK+ to wire in up to 2x analog signals and 1x CAN bus signal. Compatible with MPVI2+ and MPVI3 interfaces.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For use with HP Tuners MPVI2+ and MPVI3 interfaces only.
Brand:
ES#:
4840618
Mfg#:
H021-002-06
Ships in 3 Business Days
$60.99
This product was last offered at the strikethrough price on 05-12-2026
Replacement JB4 OBDII cable suitable for use in all applications where the JB4 attaches to the OBDII port under the dash. Includes JB4 side repair harness molex pigtail.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Unleash +138 horsepower and +169 lb-ft of torque on your M276 powered AMG with the Eurocharged ECU Tune and included flashing cable - flash your car from home in minutes!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms This software is only compatible with Windows PC / Laptop.
Unleash +113 horsepower and +143 lb-ft of torque on your M276 powered AMG with the Eurocharged ECU Tune and included flashing cable - flash your car from home in minutes!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms This software is only compatible with Windows PC / Laptop.
Faster Shifts, Firmer Shifts, and Increased Torque Capacity!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Please call 330-331-2003 with your VIN to so that we can verify compatibility with your specific vehicle.
Increase of +110 Horsepower, and +167 Torque! Eliminate top speed limiter, Increased throttle response. W.1 Tunes are designed for completely stock vehicles with no other modifications!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms This software is only compatible with Windows PC / Laptop.
Brand:
ES#:
4708025
Mfg#:
05-276-00055-0KT
Ships in 4 Business Days
$1699.00 USD
Free Shipping
on orders $49 and up
Lifetime Replacement
More About Performance Software & Tuning
All the performance upgrade options from the best brands in the business to help build your dreams. Our performance parts catalog is the largest anywhere and constantly growing to keep your build on track.
Lifetime Replacement
