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BMW E90 M3 S65 4.0L

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BMW E90 M3 S65 4.0L Engine Parts & Accessories

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Spark Plug - Set Of 8

ES#2207843 - 12120032273 - Spark Plug - Set Of 8 - Keep your engine running smoothly with these new spark plugs. - Genuine BMW - BMW

Keep your engine running smoothly with these new spark plugs.

Brand:
Genuine BMW - Corporate Logo
ES#:
2207843
Mfg#:
12120032273
In Stock
$212.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E9X M3 Valve Cover - Cylinders 1-4

ES#2583860 - 11127848153 - E9X M3 Valve Cover - Cylinders 1-4 - Includes gasket and bolts - Genuine BMW - BMW

Includes gasket and bolts

Brand:
Genuine BMW - Corporate Logo
ES#:
2583860
Mfg#:
11127848153
Ships in 1-2 days
8% off MSRP

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

$1382.74

This product was last offered at the strikethrough price on
10-18-2026

$1271.98 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Positive Cable Battery Connection Pole

ES#3698705 - 61129217031 - Positive Cable Battery Connection Pole - Required replacement in post accident repairs - MTC - BMW
ECS Tuning recommends this product.

Required replacement in post accident repairs

Brand:
MTC - Corporate Logo
ES#:
3698705
Mfg#:
61129217031
Back Ordered
$138.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Replacement Kit

ES#2718468 - 11537836155KT - Thermostat Replacement Kit - Includes thermostat with o-ring, and coolant - Genuine BMW - BMW

Includes thermostat with o-ring, and coolant

Brand:
Genuine BMW - Corporate Logo
ES#:
2718468
Mfg#:
11537836155KT
Ships in 1-2 days
$176.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Fluid Level Sensor

ES#2874178 - 17137553919 - Fluid Level Sensor - This sensor is used in multiple locations, depending on model: coolant level, washer level, and power steering level - Febi - BMW MINI

This sensor is used in multiple locations, depending on model: coolant level, washer level, and power steering level We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2874178
Mfg#:
17137553919
In Stock
$18.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turner Motorsport S65 Power Pulley Kit

ES#3251754 - ppk-s65-lKT - Turner Motorsport S65 Power Pulley Kit - Possibly the best horsepower-per-dollar available anywhere. No downsides, no compromises! - Turner Motorsport - BMW

Possibly the best horsepower-per-dollar available anywhere. No downsides, no compromises! 10X Entries Into Our F80 M3 Sweepstakes
Adds up to 10-14hp and 7-9ft/lbs torque on a stock M3
For vehicles with a production date from 05/2008+ & a counterclockwise rotating Power Steering Pump

Brand:
Turner Motorsport - Corporate Logo
ES#:
3251754
Mfg#:
PPK-S65-LKT
Ships on Mar 19, 2027
ON SALE! SAVE 25%
$546.99

This product was last offered at the strikethrough price on
06-13-2026

$410.24 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Valve Cover Gasket Set - Right

ES#18757 - 11127838272 - Valve Cover Gasket Set - Right - Cylinders 5-8 - Genuine BMW - BMW

Cylinders 5-8

Brand:
Genuine BMW - Corporate Logo
ES#:
18757
Mfg#:
11127838272
In Stock
14% off MSRP

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

$87.99

This product was last offered at the strikethrough price on
08-07-2026

$75.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E9X M3 Magnum FORCE Stage-2 Carbon Fiber Cold Air Intake System w/ Pro DRY S Media

ES#2985903 - 51-31662-C - E9X M3 Magnum FORCE Stage-2 Carbon Fiber Cold Air Intake System w/ Pro DRY S Media - Allows for significantly more air flow over the stock intake - AFE - BMW

Allows for significantly more air flow over the stock intake CARB certified for sale in all 50 states

Brand:
AFE - Corporate Logo
ES#:
2985903
Mfg#:
51-31662-C
EO#:
D-550-38
Ships in 3 Business Days
20% off MSRP

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

$757.99

This product was last offered at the strikethrough price on
10-18-2026

$606.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

S65 Aluminum Valve Cover - Smooth Yellow

ES#4709325 - S65VCSY - S65 Aluminum Valve Cover - Smooth Yellow - The NRW Designs Aluminum Valve Cover finished in Smooth Yellow delivers the reliability BMW enthusiasts need with the bold aesthetics they want. - NRW Design - BMW

The NRW Designs Aluminum Valve Cover finished in Smooth Yellow delivers the reliability BMW enthusiasts need with the bold aesthetics they want.

Brand:
NRW Design - Corporate Logo
ES#:
4709325
Mfg#:
S65VCSY
In Stock
$1199.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Camshaft Position Sensor - Priced Each

ES#34458 - 13627837904 - Camshaft Position Sensor - Priced Each - Sensor that monitors camshaft rotaion in relation to crankshaft rotation - Genuine BMW - BMW

Sensor that monitors camshaft rotaion in relation to crankshaft rotation

Brand:
Genuine BMW - Corporate Logo
ES#:
34458
Mfg#:
13627837904
Ships in 1-2 days
8% off MSRP

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

$216.99

This product was last offered at the strikethrough price on
10-18-2026

$198.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turner Motorsport Double Wall Slash Cut Exhaust Tip - 3.0 Inlet - 3.5 OD - Stepped Right - Brushed Stainless

ES#4146850 - 026732TMS06-17 - Turner Motorsport Double Wall Slash Cut Exhaust Tip - 3.0 Inlet - 3.5 OD - Stepped Right - Brushed Stainless - Right - Brushed Stainless Slash Cut Exhaust Tip - 3.0 Inlet - 3.5 OD - Turner Motorsport - BMW MINI

Right - Brushed Stainless Slash Cut Exhaust Tip - 3.0 Inlet - 3.5 OD 10X Entries Into Our F80 M3 Sweepstakes
Not vehicle specific. You MUST measure prior to purchasing!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4146850
Mfg#:
026732TMS06-17
In Stock
ON SALE! SAVE 53%
$149.99

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

$70.02 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Alternator - 180amp

ES#2718150 - 12317837981KT - Remanufactured Alternator - 180amp - Price includes $50 core charge - Genuine BMW - BMW

Price includes $50 core charge

Brand:
Genuine BMW - Corporate Logo
ES#:
2718150
Mfg#:
12317837981KT
Ships in 8 Business Days
$1184.10 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Aluminum Coolant Expansion Tank

ES#4812413 - 63850 - Aluminum Coolant Expansion Tank - Eliminate your failure-prone plastic tank! - Moroso - BMW

Eliminate your failure-prone plastic tank!

Brand:
Moroso - Corporate Logo
ES#:
4812413
Mfg#:
63850
In Stock at Vendor
$586.00 USD
Free Shipping
on orders $49 and up

Spark Plug

ES#27778 - 12120032273 - Spark Plug - Priced Each - Genuine BMW - BMW

Priced Each

Brand:
Genuine BMW - Corporate Logo
ES#:
27778
Mfg#:
12120032273
In Stock
27% off MSRP

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

$36.21

This product was last offered at the strikethrough price on
10-18-2026

$26.50 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Protection Cap

ES#21662 - 11281730349 - Protection Cap - Used to cover the securing bolt - Genuine BMW - BMW

Used to cover the securing bolt

Brand:
Genuine BMW - Corporate Logo
ES#:
21662
Mfg#:
11281730349
In Stock
$22.99 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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Manufacturer names and/or part numbers are used only for identification purposes.

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