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Your Vehicle 2021 Mercedes Benz AMG GT 53 Base Hatchback 290.661 L6 3.0L

2021 Mercedes Benz AMG GT 53 Base Hatchback 290.661 L6 3.0L Engine Parts & Accessories

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Keep your engine running smooth. Responsible for Cylinders 3, 4, & 5

Brand:
MotoRad
ES#:
5481166
Mfg#:
2569060600
Ships in 1 Business Day
$36.99

This product was last offered at the strikethrough price on
11-01-2026

$35.99 USD
Free Shipping
on orders $49 and up

Provides gains up to +59 HP and +97 LB-FT, based on Dyno measured power figures.

Brand:
RENNTECH - Corporate Logo
ES#:
4619725
Mfg#:
54.256.RPM.53
Ships in 10 Business Days
$2836.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Push your M256 past the factory limits with a next generation high pressure fuel pump upgrade that delivers 90 percent more flow and superior atomization to effortlessly support bigger turbos and heavy E85 blends.

Brand:
Spool Performance - Corporate Logo
ES#:
5446739
Mfg#:
SP-FX35-M256-HHB
Special Order: No Guaranteed ETA
$2799.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Used in multiple applications for Battery Cooling System, Low Temperature Cooling or Circulating Pump Heater. Battery Cooling System

Brand:
Bosch - Corporate Logo
ES#:
5457699
Mfg#:
0005000900
Ships in 1 day
$178.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5482052 - 2055000049KT - Coolant Expansion Tank Replacement Kit - Includes reservoir, reservoir cap, and grommets - Genuine Mercedes Benz - Mercedes Benz

Includes reservoir, reservoir cap, and grommets

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
5482052
Mfg#:
2055000049KT
Ships in 3 Business Days
$137.99

This product was last offered at the strikethrough price on
11-11-2026

$136.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Used in multiple applications for Battery Cooling System, Low Temperature Cooling or Circulating Pump Heater. Battery Cooling System

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
3580629
Mfg#:
0005000900
Ships in 3 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.

$135.00

This product was last offered at the strikethrough price on
11-11-2026

$125.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Featuring Genuine Mercedes-Benz Left & Right side engine mounts with hardware.

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
4849591
Mfg#:
2132406700KT
Ships in 3 Business Days
$346.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Secures engine to the subframe

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
3611154
Mfg#:
2132406700
Ships in 3 Business Days
6% off MSRP

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

$155.00

This product was last offered at the strikethrough price on
11-11-2026

$144.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Keep your engine running strong & smooth. Ignition Service for Mercedes M256 engine applications.

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
4733640
Mfg#:
2569060500KT2
Ships in 3 Business Days
$837.99

This product was last offered at the strikethrough price on
10-02-2026

$833.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Includes Upstream & Downstream O2 Sensors

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
5482138
Mfg#:
0005425212KT
Ships in 3 Business Days
$341.99

This product was last offered at the strikethrough price on
11-11-2026

$339.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Secures engine to the subframe

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
3611155
Mfg#:
2132406800
Ships in 3 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.

$179.00

This product was last offered at the strikethrough price on
11-11-2026

$166.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Price includes a refundable $361.40 core charge

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
4733627
Mfg#:
256090130080KT
Ships in 3 Business Days
$4345.09 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Price includes a $41.99 refundable core charge.

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
5346972
Mfg#:
256200140080KT
Ships in 3 Business Days
$575.99

This product was last offered at the strikethrough price on
11-11-2026

$574.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Parts & Accessories

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.

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