+351 HP, and +241lb-ft TQ. 100% Bolt-on installation / Upgrade. Makes 876 Horsepower, and 906lb-ft of Torque! You are required to ship Weistec your OE turbochargers as a core.
You are required to ship Weistec your OE turbochargers as a core.
Increase of +136 Horsepower, and +145 Torque! Eliminate top speed limiter, Increased throttle response. W.1 Tunes are designed for completely stock vehicles with no other modifications!
This software is only compatible with Windows PC / Laptop.
Circulates water by way of a bypass hose from the main coolant lines to a heater core
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Brand:
ES#:
4685699
Mfg#:
0005002686
Ships in 2 Business Days
$248.99
This product was last offered at the strikethrough price on 05-07-2026
Eliminate GLC63 M177 fueling bottlenecks with a plug-and-play high-pressure fuel pump upgrade delivering 80 percent more flow for big turbos and heavy E85 blends.
Whether you're maintaining or repairing your stock engine or looking for added horsepower, we have one of the most comprehensive inventories of engine parts and accessories for German cars. From hard engine parts like connecting rods, pistons, cylinder heads, short blocks, and engine timing parts to performance engine software upgrades; we have you covered.
Lifetime Replacement
