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2020 Mercedes Benz GLC63 AMG S 4Matic Coupe 253.389 V8 4.0L

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Your Vehicle 2020 Mercedes Benz GLC63 AMG S 4Matic Coupe 253.389 V8 4.0L
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2020 Mercedes Benz GLC63 AMG S 4Matic Coupe 253.389 V8 4.0L Performance Software & Tuning

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Weistec CPC Module Upgrade

ES#4708008 - 05-177-00159-5 - Weistec CPC Module Upgrade - Computer Powertrain Control Unit, Get rid of those torque limiters & Eliminate top speed limiter, offers better & more consistent performance and higher top speeds. - Weistec - Mercedes Benz

Computer Powertrain Control Unit, Get rid of those torque limiters & Eliminate top speed limiter, offers better & more consistent performance and higher top speeds.

Brand:
Weistec - Corporate Logo
ES#:
4708008
Mfg#:
05-177-00159-5
Ships in 1 Business Day
ON SALE! SAVE 15%
$1699.00

This product was last offered at the strikethrough price on
09-01-2026

$1444.15 USD
Free Shipping

JB4 Performance Tuner - Mercedes-Benz 4.0L M177/M178

ES#4852447 - JB4-4.0-m177 - JB4 Performance Tuner - Mercedes-Benz 4.0L M177/M178 - Plug & play power gain up to 100 horsepower on a stock car, 180+ horsepower on a modified car with a M177! Highest HP gains from Burger Motorsport! - Burger Motorsports - Mercedes Benz

Plug & play power — gain up to 100 horsepower on a stock car, 180+ horsepower on a modified car with a M177! Highest HP gains from Burger Motorsport!

Brand:
Burger Motorsports - Corporate Logo
ES#:
4852447
Mfg#:
JB4-4.0-M177
Ships on Sep 21, 2026
3% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$799.00

This product was last offered at the strikethrough price on
05-27-2026

$779.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Weistec Mercedes-Benz AMG M177 W.2 ECU Tune

ES#4708074 - 05-177-00046-0KT - Weistec Mercedes-Benz AMG M177 W.2 ECU Tune - Increase of +198 Horsepower, and +168 Torque! Eliminate top speed limiter, Increased throttle response. W.2 Tunes are designed for vehicles with performance exhausts & high-flow air filters! - Weistec - Mercedes Benz

Increase of +198 Horsepower, and +168 Torque! Eliminate top speed limiter, Increased throttle response. W.2 Tunes are designed for vehicles with performance exhausts & high-flow air filters! This software is only compatible with Windows PC / Laptop.

Brand:
Weistec - Corporate Logo
ES#:
4708074
Mfg#:
05-177-00046-0KT
Ships in 1 Business Day
ON SALE! SAVE 15%
$2599.00

This product was last offered at the strikethrough price on
09-01-2026

$2209.15 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Weistec Mercedes-Benz 9 Speed Transmission Tune - 9G 925.9

ES#4715380 - 05-725-00162-8 - Weistec Mercedes-Benz 9 Speed Transmission Tune - 9G 925.9 - Faster Shifts, Firmer Shifts, and Increased Torque Capacity! - Weistec - Mercedes Benz

Faster Shifts, Firmer Shifts, and Increased Torque Capacity! Please call 330-331-2003 with your VIN to so that we can verify compatibility with your specific vehicle.

Brand:
Weistec - Corporate Logo
ES#:
4715380
Mfg#:
05-725-00162-8
Ships in 1 Business Day
$1827.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Weistec Mercedes-Benz AMG M177 W.1 ECU Tune

ES#4708073 - 05-177-00045-9KT - Weistec Mercedes-Benz AMG M177 W.1 ECU Tune - 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! - Weistec - Mercedes Benz

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.

Brand:
Weistec - Corporate Logo
ES#:
4708073
Mfg#:
05-177-00045-9KT
Ships in 1 Business Day
ON SALE! SAVE 15%
$2399.00

This product was last offered at the strikethrough price on
09-01-2026

$2039.15 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

More About Performance Software & Tuning

All the performance upgrade options from the best brands in the business to help build your dreams. Our performance parts catalog is the largest anywhere and constantly growing to keep your build on track.

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Manufacturer names and/or part numbers are used only for identification purposes.

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