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BMW E46 M3 S54 3.2L

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BMW E46 M3 S54 3.2L Engine Cooling Parts

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Radiator Support Bracket

ES#2091432 - 17117514402 - Radiator Support Bracket - Adjustable rubber bumper - MTC - BMW

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

Brand:
MTC - Corporate Logo
ES#:
2091432
Mfg#:
17117514402
In Stock
$8.99

This product was last offered at the strikethrough price on
03-17-2026

$5.09 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Replacement Kit

ES#3236073 - 17112283344KT2 - Expansion Tank Replacement Kit - Includes ECS S54 Exact-fit Water Pipe Connecting Line! - Assembled By ECS - BMW

Includes ECS S54 Exact-fit Water Pipe Connecting Line! 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#:
3236073
Mfg#:
17112283344KT2
Ships in 2 Business Days
ON SALE!
$389.99

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

$355.98 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Radiator Fan Shroud Duct - Left

ES#37981 - 17112228945 - Radiator Fan Shroud Duct - Left - Surrounds the fan shroud - Genuine BMW - BMW

Surrounds the fan shroud affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
37981
Mfg#:
17112228945
Ships in 2 Business Days
3% off MSRP

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

$90.99

This product was last offered at the strikethrough price on
07-02-2026

$87.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Liquid Chill Premixed Synthetic Engine Coolant - 64oz

ES#3676995 - MMRALC505064F - Liquid Chill Premixed Synthetic Engine Coolant - 64oz - Perfect for a top off any time you need it! - Mishimoto - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Perfect for a top off any time you need it! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mishimoto - Corporate Logo
ES#:
3676995
Mfg#:
MMRALC505064F
In Stock
$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat O-Ring

ES#24766 - 11531318402 - Thermostat O-Ring - BMW does not include a o-ring with their new thermostats - Genuine BMW - BMW

BMW does not include a o-ring with their new thermostats affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
24766
Mfg#:
11531318402
In Stock
$13.99

This product was last offered at the strikethrough price on
02-15-2026

$13.33 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Tester

ES#2696212 - V99-1005 - Coolant Tester - Make sure your coolant is safe from freezing! - Vaico - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Make sure your coolant is safe from freezing! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2696212
Mfg#:
V99-1005
Back Ordered
$51.99

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

$37.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Replacement Kit

ES#2602973 - 11537831103KT - Thermostat Replacement Kit - Includes thermostat, o-ring, and coolant - Genuine BMW - BMW

Includes thermostat, o-ring, and coolant affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2602973
Mfg#:
11537831103KT
In Stock
$165.99

This product was last offered at the strikethrough price on
06-03-2026

$163.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Freeze Plug - Priced Each

ES#2593445 - 11111714712 - Freeze Plug - Priced Each - Replace your missing freeze plugs today! - Febi - BMW

Replace your missing freeze plugs today! 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:
Febi - Corporate Logo
ES#:
2593445
Mfg#:
11111714712
In Stock at Vendor
$3.99

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

$1.81 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E46 M3 Oil Cooler Shroud

ES#38569 - 17212229744 - E46 M3 Oil Cooler Shroud - Allows air to circulate around the oil cooler - Genuine BMW - BMW

Allows air to circulate around the oil cooler affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
38569
Mfg#:
17212229744
Ships in 4 Business Days
4% off MSRP

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

$331.99

This product was last offered at the strikethrough price on
07-02-2026

$319.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Fan Switch

ES#2896231 - 13621433077 - Auxiliary Fan Switch - Comes with related o-ring - Vemo - BMW MINI
ECS Tuning recommends this product.

Comes with related o-ring affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Mounted in upper radiator hose, controls operation of auxiliary fan

Brand:
Vemo - Corporate Logo
ES#:
2896231
Mfg#:
13621433077
In Stock at Vendor
$45.99

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

$43.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal 16" Electric Fan - Black

ES#4147300 - 30101516 - Universal 16" Electric Fan - Black - 1469 CFM. High performance puller fan with straight blades. - Spal - Audi BMW MINI

1469 CFM. High performance puller fan with straight blades. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Spal - Corporate Logo
ES#:
4147300
Mfg#:
30101516
Ships in 2 Business Days
11% off MSRP

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

$168.99

This product was last offered at the strikethrough price on
07-02-2026

$149.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spal Electric Fan Harness with Relay

ES#4147343 - FRH - Spal Electric Fan Harness with Relay - Electric Fan Relay - 40 amp, 12V, single pole wiring harness kit - Spal - Audi BMW MINI

Electric Fan Relay - 40 amp, 12V, single pole wiring harness kit affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Spal - Corporate Logo
ES#:
4147343
Mfg#:
FRH
Ships in 3 Business Days
12% off MSRP

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

$112.99

This product was last offered at the strikethrough price on
07-02-2026

$99.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooler Line Securing Bracket - Priced Each

ES#38503 - 17201712209 - Oil Cooler Line Securing Bracket - Priced Each - One of the brackets that mounts the oil cooler line - Genuine BMW - BMW

One of the brackets that mounts the oil cooler line affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
38503
Mfg#:
17201712209
Ships in 2 Business Days
3% off MSRP

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

$29.99

This product was last offered at the strikethrough price on
07-02-2026

$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E46 M3 Radiator Hose - Lower

ES#2623005 - 11537830715 - E46 M3 Radiator Hose - Lower - Lower radiator hose with plastic securing flange - Rein - BMW

Lower radiator hose with plastic securing flange 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#:
2623005
Mfg#:
11537830715
In Stock
ON SALE!
$23.99

This product was last offered at the strikethrough price on
06-29-2026

$22.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Power Steering Cooler Return Line

ES#54836 - 32412282353 - Power Steering Cooler Return Line - Runs from the cooler to the reservoir - Genuine BMW - BMW

Runs from the cooler to the reservoir affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
54836
Mfg#:
32412282353
Ships in 2 Business Days
3% off MSRP

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

$280.99

This product was last offered at the strikethrough price on
07-02-2026

$272.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fan Mounting Bracket

ES#3981347 - 30130011 - Fan Mounting Bracket - Includes 1 mounting strap/bracket to securely mount your SPAL fan. - Spal - BMW

Includes 1 mounting strap/bracket to securely mount your SPAL fan. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Spal - Corporate Logo
ES#:
3981347
Mfg#:
30130011
In Stock
84% off MSRP

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

$78.99

This product was last offered at the strikethrough price on
07-02-2026

$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Cooling Parts

Optimize your engine cooling system performance and heater output with quality drive belts, coolant hoses, cooling system parts, and approved coolant fluids from ECS Tuning. Head off expensive repairs and untimely breakdowns with regularly scheduled cooling system inspection and maintenance.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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