Increase of +132 Horsepower, and +173 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.
+273 HP, and +279lb-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.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms You are required to ship Weistec your OE turbochargers as a core.
Circulates water by way of a bypass hose from the main coolant lines to a heater core
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! We Price Match - Give Us A Call or Chat! Lower Left
Brand:
ES#:
4685699
Mfg#:
0005002686
In Stock at Vendor
$248.99
This product was last offered at the strikethrough price on 05-07-2026
Includes O-Ring - High Pressure Pump on Engine
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
5457749
Mfg#:
1770700501
In Stock at Vendor
$540.99
This product was last offered at the strikethrough price on 05-07-2026
Unleash over 1200 horsepower from your M177 S63, SL63, or GLS63 with a direct fit dual ceramic ball bearing turbo upgrade.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
5446848
Mfg#:
SP-M177S63-IFX12
Special Order: No Guaranteed ETA
38% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$7999.00
This product was last offered at the strikethrough price on 07-03-2026
Power your S63 with 80% more fuel flow and 250bar pressure via this plug and play kit built for high ethanol blends and upgraded turbos.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For those trying to make big power, this can push you up to 1200WHP with supporting mods, and tuning.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Protect your AMG's rear main seal from catastrophic blowout and eliminate excessive crankcase pressure with this complete left and right Genuine Mercedes-Benz PCV kit.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
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
