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2012 Mercedes Benz S550 Base Sedan 221.173 V8 4.6L

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2012 Mercedes Benz S550 Base Sedan 221.173 V8 4.6L Performance Parts & Upgrades

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Mercedes-Benz 722.9 7 Speed TCU Tune

ES#4708477 - 05-722-00163-6 - Mercedes-Benz 722.9 7 Speed TCU Tune - Faster Shifting, Firmer Shifting & Increased Torque Capacity! - Weistec - Mercedes Benz

Faster Shifting, Firmer Shifting & 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#:
4708477
Mfg#:
05-722-00163-6
Ships in 2 Business Days
$1699.00 USD
Free Shipping

7.5mm Wheel Spacers - Black (Pair)

ES#3476425 - 021460TMS02-06 - 7.5mm Wheel Spacers - Black (Pair) - Lightweight wheel spacers with a machined tab for easy removal - Turner Motorsport - Audi BMW Mercedes Benz MINI Porsche

Lightweight wheel spacers with a machined tab for easy removal 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Turner Motorsport - Corporate Logo
ES#:
3476425
Mfg#:
021460TMS02-06
In Stock
ON SALE! SAVE 25%
$131.99

This product was last offered at the strikethrough price on
05-02-2026

$98.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VTT “OBD-LOCK” ODB Port Locking Tool

ES#4766229 - VTT-OBD-LOCK - VTT OBD-LOCK ODB Port Locking Tool - Prevent Dealerships From Re-Flashing Your Car Against Your Wishes! - Vargas Turbo Technologies - Audi BMW Volkswagen Mercedes Benz Porsche

Prevent Dealerships From Re-Flashing Your Car Against Your Wishes! 2X Entries Into Our F80 M3 Sweepstakes
For Vehicles Produced After 1995

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
4766229
Mfg#:
VTT-OBD-LOCK
In Stock
$97.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Mono RS Coilover Kit - Adjustable Dampening

ES#4159069 - MRS1426 - Mono RS Coilover Kit - Adjustable Dampening - Features 32 levels of damping adjustment and full length adjustability - GODSPEED - Mercedes Benz

Features 32 levels of damping adjustment and full length adjustability For vehicles with Airmatic only. Bypass Module required to turn off dash warning light.

Brand:
GODSPEED - Corporate Logo
ES#:
4159069
Mfg#:
MRS1426
Ships in 8 Business Days
$990.00 USD
This product is lifetime replacement eligible Lifetime Replacement

H&R DRA Series Wheel Spacers - 25mm (1 Pair)

ES#1303592 - 50556659 - H&R DRA Series Wheel Spacers - 25mm (1 Pair) - Get a new set of spacers and widen the stance of your vehicle - H&R - Mercedes Benz

Get a new set of spacers and widen the stance of your vehicle We Price Match - Give Us A Call or Chat!
Rear Axle Only

Brand:
H&R - Corporate Logo
ES#:
1303592
Mfg#:
50556659
Ships in 4 Business Days
10% off MSRP

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

$219.99

This product was last offered at the strikethrough price on
10-01-2026

$197.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ignition Service Kit

ES#4666937 - 2769061001KT - Ignition Service Kit - Set of 8 ignition coils and spark plugs for Mercedes M278 and M157 engines - Bosch - Mercedes Benz

Set of 8 ignition coils and spark plugs for Mercedes M278 and M157 engines We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
4666937
Mfg#:
2769061001KT
Back Ordered
ON SALE! SAVE 28%
$812.99

This product was last offered at the strikethrough price on
04-23-2026

$581.84 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator

ES#2897686 - 2215002603 - Radiator - Standard replacement radiator - Vemo - Mercedes Benz

Standard replacement radiator

Brand:
Vemo - Corporate Logo
ES#:
2897686
Mfg#:
2215002603
Special Order: No Guaranteed ETA
$315.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator

ES#1791065 - 2215002603 - Radiator - Standard replacement radiator - Genuine Mercedes Benz - Mercedes Benz

Standard replacement radiator

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
1791065
Mfg#:
2215002603
Ships in 4 Business Days
7% off MSRP

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

$330.00

This product was last offered at the strikethrough price on
09-04-2026

$306.99 USD
This product is lifetime replacement eligible Lifetime Replacement

H&R DRA Series Wheel Spacers - 30mm (1 Pair)

ES#1303959 - 60556659 - H&R DRA Series Wheel Spacers - 30mm (1 Pair) - Get a new set of spacers and widen the stance of your vehicle - H&R - Mercedes Benz

Get a new set of spacers and widen the stance of your vehicle We Price Match - Give Us A Call or Chat!
Rear Axle Only

Brand:
H&R - Corporate Logo
ES#:
1303959
Mfg#:
60556659
Ships in 4 Business Days
10% off MSRP

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

$229.99

This product was last offered at the strikethrough price on
10-01-2026

$206.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

H&R DRA Series Wheel Spacers - 25mm (1 Pair) Black

ES#3620019 - 50556659SW - H&R DRA Series Wheel Spacers - 25mm (1 Pair) Black - Get a new set of spacers and widen the stance of your vehicle - H&R - Mercedes Benz

Get a new set of spacers and widen the stance of your vehicle We Price Match - Give Us A Call or Chat!
Rear Axle Only

Brand:
H&R - Corporate Logo
ES#:
3620019
Mfg#:
50556659SW
Ships in 4 Business Days
10% off MSRP

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

$219.99

This product was last offered at the strikethrough price on
10-01-2026

$197.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

722.9 Transmission Performance Package

ES#4907883 - BBMBCLTU001 - 722.9 Transmission Performance Package - The perfect Clutch Kit to re-build or upgrade any 722.9 7 speed transmission available for AMG vehicle platforms - BlackBoost - Mercedes Benz

The perfect Clutch Kit to re-build or upgrade any 722.9 7 speed transmission available for AMG vehicle platforms

Brand:
BlackBoost - Corporate Logo
ES#:
4907883
Mfg#:
BBMBCLTU001
Special Order: No Guaranteed ETA
$2699.00 USD
Free Shipping
on orders $49 and up

Eurocharged Stage 2 M278 ECU Tune

ES#5495478 - ec-10196-2KT - Eurocharged Stage 2 M278 ECU Tune - Unleash +127 horsepower and +195 lb-ft of torque on your M278 powered Mercedes with the Eurocharged ECU Tune and the included flash device - flash your car from home in minutes! - Eurocharged - Mercedes Benz

Unleash +127 horsepower and +195 lb-ft of torque on your M278 powered Mercedes with the Eurocharged ECU Tune and the included flash device - flash your car from home in minutes!

Brand:
Eurocharged - Corporate Logo
ES#:
5495478
Mfg#:
EC-10196-2KT
In Stock at Vendor
$2198.00 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

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