Located in the bumper of your Mercedes-Benz, comes in primer ready to paint
Front Axle Left & Right
Set includes OEM Timing Chain, Crank Sprocket and Timing Chain Tensioner.
Featuring Complete set of Main & Rod Bearings
Increase of +120 Horsepower, and +87 Torque! Eliminate top speed limiter, Increased throttle response. W.2 Tunes are designed for vehicles with performance exhausts & high-flow air filters!
Vacuum Actuated, Direct Replacement Part for M156 Supercharger Systems
Designed for High RPM and Racing, Direct Replacement for M156 and standard M159 Valve Buckets
For vehicles that already have stage 1 supercharger, and want to upgrade to stage 2. Requires High-Flow Exhaust System.
Fully assembled, and Ready to run heads!
+186 HP & + 117 TQ on Stock Vehicle Application, Makes 637 Horsepower (WHP), and 560 Torque (ft-lb)!
For vehicles that already have stage 1 or 2 supercharger, and want to upgrade to stage 3. 3.0L Twin Screw Compressor Upgrade
+221 HP & + 219 TQ, For Vehicles with High-Flow Exhausts. Makes 672 Horsepower (WHP), and 662 Torque (ft-lb)!
Replacement Belt for Stage 3, M156 Supercharger System, ABC Suspension Equipped Vehicles
+289 HP & + 187 TQ, For Vehicles With High-Flow Exhaust, Colder Spark Plugs, ROW Airbox Set, and Secondary Air Injection Delete. Makes 740+ Horsepower (WHP), and 630 Torque (ft-lb)!
Does not include brake pad wear sensors
This product was last offered at the strikethrough price on
07-23-2026