Eliminate weak factory plastic idlers with the UPD M156 Billet Idler Set - a high-strength CNC aluminum upgrade built for smoother operation, extreme durability, and long-term AMG reliability.
Eliminate weak factory plastic idlers with the UPD M156 Billet Idler Set - a high-strength CNC aluminum upgrade built for smoother operation, extreme durability, and long-term AMG reliability.
Increase of +69 Horsepower, and +21 Torque! Eliminate top speed limiter, Increased throttle response. W.1 Tunes are designed for completely stock vehicles with no other modifications!
Makes 30+ WHP gains using the ProFlex Commander and E85! For Upgraded Injectors.
Only For Cars With Upgraded EV1 Injectors
Fix Excessive Valve Lash and Accelerated Wear to the Valvetrain
Includes cleaner and re-oil additive
Increase power by containing exhaust heat - Lava
Featuring Advanced Fuel Dynamics x Deatschwerks 850cc Injectors! Max Wheel Horsepower Supported on E85 of 895hp on naturally aspirated engines & 815hp on forced induction engines!
Designed to handle continuous temperatures up to 1,800°F
Featuring European Airboxes And Genuine Air Filters
Upgraded Weistec Idler Pulley Kit
Pairs with all types of coolant to increase heat transfer and decrease engine temps.
Sold in a black powdercoated finish.
2X Entries Into Our F80 M3 Sweepstakes
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 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
All Aluminum Construction & Factory Pressure Tested!
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