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2012 Mercedes Benz CLS63 AMG Base Sedan 218.374 V8 5.5L

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Your Vehicle 2012 Mercedes Benz CLS63 AMG Base Sedan 218.374 V8 5.5L
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2012 Mercedes Benz CLS63 AMG Base Sedan 218.374 V8 5.5L Radiator Parts

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Water Wetter Coolant Additive - 12oz

ES#261427 - 80204 - Water Wetter Coolant Additive - 12oz - Reduces coolant temperatures by as much as 30*F - Redline - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Reduces coolant temperatures by as much as 30*F affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Redline - Corporate Logo
ES#:
261427
Mfg#:
80204
In Stock
$15.99 USD
Free Shipping
on orders $49 and up

CTS Turbo Mercedes-Benz AMG M157/M278/M133 Auxiliary Radiator

ES#4708160 - CTS-HX-0012 - CTS Turbo Mercedes-Benz AMG M157/M278/M133 Auxiliary Radiator - Say goodbye to overheating worries and unleash the full potential of your V8s performance with this Auxiliary Radiator Cooler Upgrade. - CTS - Mercedes Benz

Say goodbye to overheating worries and unleash the full potential of your V8’s performance with this Auxiliary Radiator Cooler Upgrade. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
4708160
Mfg#:
CTS-HX-0012
Ships in 7 Business Days
ON SALE! SAVE 15%
$379.99

This product was last offered at the strikethrough price on
06-25-2026

$322.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Schwaben Radiator/ Intercooler / Oil Cooler Fin Comb

ES#2971417 - 015326SCH01A - Schwaben Radiator/ Intercooler / Oil Cooler Fin Comb - Straighten bent radiator or intercooler fins that block air flow - Schwaben - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

Straighten bent radiator or intercooler fins that block air flow affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
2971417
Mfg#:
015326SCH01A
In Stock
ON SALE! SAVE 29%
$20.99

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

$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator

ES#4034828 - 1975000003 - Radiator - Ensure proper cooling for your engine with a new radiator. - Behr - Mercedes Benz

Ensure proper cooling for your engine with a new radiator. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Behr - Corporate Logo
ES#:
4034828
Mfg#:
1975000003
In Stock at Vendor
$672.99

This product was last offered at the strikethrough price on
05-07-2026

$656.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

High-Performance All-Aluminum Auxiliary Radiators

ES#4499587 - 8198 - High-Performance All-Aluminum Auxiliary Radiators - Help Keep Engine Water Temperatures Lower! - CSF - Mercedes Benz

Help Keep Engine Water Temperatures Lower! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
CSF - Corporate Logo
ES#:
4499587
Mfg#:
8198
Ships in 3 Business Days
$499.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Purple Ice - 12oz

ES#2793046 - 01600 - Purple Ice - 12oz - High performance coolant conditioner - Royal Purple - Audi BMW Volkswagen Mercedes Benz MINI Porsche

High performance coolant conditioner affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Royal Purple - Corporate Logo
ES#:
2793046
Mfg#:
01600
Ships in 1 Business Day
$12.99 USD
Free Shipping
on orders $49 and up

Radiator Hose - Right Upper

ES#2183702 - 2185010482 - Radiator Hose - Right Upper - From radiator to engine - Genuine Mercedes Benz - Mercedes Benz

From radiator to engine affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
2183702
Mfg#:
2185010482
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.

$440.00

This product was last offered at the strikethrough price on
06-30-2026

$409.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Radiator Drain Plug

ES#3183811 - 0005000185 - Radiator Drain Plug - Don't let a failed radiator drain plug cause a coolant leak - URO - BMW Mercedes Benz

Don't let a failed radiator drain plug cause a coolant leak 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!

Brand:
URO - Corporate Logo
ES#:
3183811
Mfg#:
0005000185
Ships in 1 Business Day
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Upper Radiator Mount - Priced Each

ES#4151226 - 1695040114 - Upper Radiator Mount - Priced Each - Rein - Mercedes Benz

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!

Brand:
Rein - Corporate Logo
ES#:
4151226
Mfg#:
1695040114
Ships in 4 Business Days
ON SALE! SAVE 42%
$12.99

This product was last offered at the strikethrough price on
06-22-2026

$7.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Center Low Temperature Radiator Replacement Kit

Includes CSF center radiator, Zerex G40 Coolant, and two radiator hose seals affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
5456857
Mfg#:
1975000103KT
Ships in 3 Business Days
$635.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Auxiliary Heat Exchanger

ES#2182077 - 0995003203 - Auxiliary Heat Exchanger - Genuine Mercedes Benz - Mercedes Benz

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
2182077
Mfg#:
0995003203
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.

$670.00

This product was last offered at the strikethrough price on
01-06-2026

$622.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Breather Pipe

From top of expansion tank to radiator and engine affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
From Date: 09/07/2012

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
2705224
Mfg#:
2185010025
Ships in 4 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.

$80.00

This product was last offered at the strikethrough price on
06-30-2026

$74.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Center Low Temperature Radiator Replacement Kit

Includes Genuine Mercedes-Benz center radiator, G40 Coolant, and two radiator hose seals affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
5456862
Mfg#:
1975000103KT1
Ships in 4 Business Days
$787.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Radiator Hose - Left Lower

From left upper radiator hose to wheel arch cooler affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
2183700
Mfg#:
2185010064
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.

$380.00

This product was last offered at the strikethrough price on
06-30-2026

$353.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Radiator

Ensure proper cooling for your engine with a new radiator. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Mercedes Benz - Corporate Logo
ES#:
2067547
Mfg#:
1975000003
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.

$880.00

This product was last offered at the strikethrough price on
06-30-2026

$817.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Complete Radiator Replacement Kit - W218 CLS63 AMG

Refresh your V8 BiTurbo cooling system the right way. This comprehensive kit replaces the radiator, hoses, and expansion tank in one service, restoring factory cooling and eliminating leaks. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
5481850
Mfg#:
1975000003KT17
Ships on Jul 20, 2026
$1975.99 USD
This product is lifetime replacement eligible Partial Replacement

More About Radiator Parts

Keep it cool with a new radiator or upgrade for better cooling capacity with aftermarket performance radiator options.

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