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BMW E46 323i M52 2.5L Engine Parts & Accessories

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ES#2588202 - 17117573781OEKT - Expansion Tank Replacement Kit - Level 1 - Includes a level sensor, cap, and mounting hardware. - Genuine BMW - BMW

Includes a level sensor, cap, and mounting hardware.

Brand:
Genuine BMW - Corporate Logo
ES#:
2588202
Mfg#:
17117573781OEKT
Ships in 1-2 days
$273.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement
ES#17590 - 11111432478 - Engine Block Gasket Set - Complete lower engine gasket set - Genuine BMW - BMW

Complete lower engine gasket set

Brand:
Genuine BMW - Corporate Logo
ES#:
17590
Mfg#:
11111432478
Ships in 1-2 days
5% off MSRP

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

$286.99

This product was last offered at the strikethrough price on
11-04-2026

$273.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2813484 - 11531705210 - Heater Inlet Pipe - Runs from the front left side of the engine to the heater inlet - Hamburg Tech - BMW

Runs from the front left side of the engine to the heater inlet We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813484
Mfg#:
11531705210
Ships in 1 Business Day
$38.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2622566 - 11531708499 - Radiator Hose - Upper - New upper radiator hose for your BMW - Rein - BMW

New upper radiator hose for your BMW 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2622566
Mfg#:
11531708499
In Stock
$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4338353 - mmts-e46-99v2 - Racing Thermostat - 70C - Modified thermostat for high performance applications. Use with factory thermostat housing. - Mishimoto - BMW

Modified thermostat for high performance applications. Use with factory thermostat housing.

Brand:
Mishimoto - Corporate Logo
ES#:
4338353
Mfg#:
MMTS-E46-99V2
Ships in 3 Business Days
9% off MSRP

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

$150.00

This product was last offered at the strikethrough price on
11-04-2026

$135.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#33737 - 13537563456 - Fuel Hose - One Meter Roll - 8x13mm - Genuine BMW - BMW

8x13mm

Brand:
Genuine BMW - Corporate Logo
ES#:
33737
Mfg#:
13537563456
Ships in 1-2 days
1% off MSRP

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

$68.99

This product was last offered at the strikethrough price on
11-04-2026

$67.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4069276 - M50POCILMKT - Premium Oil Change Kit - Includes Liqui Moly oil, K&P reusaable oil filter and Turner Motorsport titanium magnetic oil drain plug. - Assembled By ECS - BMW

Includes Liqui Moly oil, K&P reusaable oil filter and Turner Motorsport titanium magnetic oil drain plug. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4069276
Mfg#:
M50POCILMKT
Back Ordered
ON SALE!
$274.99

This product was last offered at the strikethrough price on
08-31-2026

$271.08 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement
ES#2813508 - 11537502525 - Water Pipe - Connects return hose to engine block - Hamburg Tech - BMW

Connects return hose to engine block We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2813508
Mfg#:
11537502525
Ships in 1 Business Day
$45.00 USD
Free Shipping
on orders $49 and up
ES#26839 - 11727559515 - Secondary Air Pump Mount - Priced Each - 3 required per car - Genuine BMW - BMW

3 required per car

Brand:
Genuine BMW - Corporate Logo
ES#:
26839
Mfg#:
11727559515
In Stock
7% off MSRP

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

$28.99

This product was last offered at the strikethrough price on
11-04-2026

$26.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#24381 - 11511711484 - Water Pump O-Ring - Low mileage water pump leaking? Have you considered replacing the o-ring? - Genuine BMW - BMW

Low mileage water pump leaking? Have you considered replacing the o-ring?

Brand:
Genuine BMW - Corporate Logo
ES#:
24381
Mfg#:
11511711484
In Stock
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#18271 - 11121726243 - Dowel - Priced Each - Located on the engine block and aids with mating the engine to the transmission - Genuine BMW - BMW

Located on the engine block and aids with mating the engine to the transmission

Brand:
Genuine BMW - Corporate Logo
ES#:
18271
Mfg#:
11121726243
In Stock
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4818513 - 11157532649 - Crankcase Ventilation Hose - From oil separator to dipstick tube - Bremmen Parts - BMW

From oil separator to dipstick tube 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818513
Mfg#:
11157532649
In Stock
ON SALE!
$12.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#1831999 - 11121740065 - Cylinder Head Bolt Set - Includes all head bolts in one cylinder head - Victor Reinz - BMW

Includes all head bolts in one cylinder head

Brand:
Victor Reinz - Corporate Logo
ES#:
1831999
Mfg#:
11121740065
Ships in 1 Business Day
$78.99

This product was last offered at the strikethrough price on
08-13-2026

$67.12 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#19976 - 11211706864 - Bearing Shell Yellow - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
19976
Mfg#:
11211706864
Ships in 1-2 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.

$38.99

This product was last offered at the strikethrough price on
11-04-2026

$37.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#23118 - 11361433817 - VANOS Sealing Gasket - Seals VANOS unit to the cylinder head - Genuine BMW - BMW

Seals VANOS unit to the cylinder head

Brand:
Genuine BMW - Corporate Logo
ES#:
23118
Mfg#:
11361433817
Ships in 1-2 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.

$25.70

This product was last offered at the strikethrough price on
11-04-2026

$24.16 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#21663 - 11281730532 - Protection Ring - Seals the back side of the hydraulic alternator belt tensioner roller from debris - Genuine BMW - BMW

Seals the back side of the hydraulic alternator belt tensioner roller from debris

Brand:
Genuine BMW - Corporate Logo
ES#:
21663
Mfg#:
11281730532
In Stock
$3.89 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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