Replacement JB4 OBDII cable suitable for use in all applications where the JB4 attaches to the OBDII port under the dash.
Replacement JB4 OBDII cable suitable for use in all applications where the JB4 attaches to the OBDII port under the dash.
Version 1.
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
Simple bolt on solution for attaining the "blow-off" sound that many people are fond of on turbocharged vehicles.
Pairs with all types of coolant to increase heat transfer and decrease engine temps.
Fits all M176, M177 & M178 Engines
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
Upgrade your AMG’s reliability with UPD’s billet idler kit - built to outlast factory plastic pulleys and handle the heat without compromise.
Designed to handle continuous temperatures up to 1,800°F
Sold in a black powdercoated finish.
High performance coolant conditioner
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
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.
For use with HP Tuners MPVI2+ and MPVI3 interfaces only.
This product was last offered at the strikethrough price on
05-12-2026
Fits all 4.0L M176, M177 and M178 Engines. Achieve that "blow off sound" people are fond of on turbocharged vehicles!
Service kit for FMDv004
Unleash the hidden power in your vehicle to get instant feedback & response!