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BMW E46 323i M52 2.5L

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BMW E46 323i M52 2.5L Engine Parts & Accessories

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Idle Control Valve Grommet

ES#2603031 - 11611437453 - Idle Control Valve Grommet - Rubber grommet that helps hold the idle control valve - Elring - BMW

Rubber grommet that helps hold the idle control valve 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
2603031
Mfg#:
11611437453
In Stock
$18.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VANOS Oil Feed Line

ES#23138 - 11361705532 - VANOS Oil Feed Line - Supplies oil to the VANOS cam unit - Genuine BMW - BMW

Supplies oil to the VANOS cam unit

Brand:
Genuine BMW - Corporate Logo
ES#:
23138
Mfg#:
11361705532
In Stock
$81.12 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Aluminum Radiator

ES#2999054 - MMRAD-E46-323 - Performance Aluminum Radiator - Fully brazed two-row aluminum core with TIG-welded end tanks - Mishimoto - BMW

Fully brazed two-row aluminum core with TIG-welded end tanks For vehicles with manual transmission

Brand:
Mishimoto - Corporate Logo
ES#:
2999054
Mfg#:
MMRAD-E46-323
Ships in 4 Business Days
$503.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Relay

ES#169417 - 61366915327 - Relay - Relay for Injectors - Genuine BMW - BMW

Relay for Injectors

Brand:
Genuine BMW - Corporate Logo
ES#:
169417
Mfg#:
61366915327
In Stock
$27.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hydraulic Alternator Belt Tensioner Roller

ES#4818522 - 11281748131 - Hydraulic Alternator Belt Tensioner Roller - Replacement is recommend with every belt service - Bremmen Parts - BMW

Replacement is recommend with every belt service 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818522
Mfg#:
11281748131
In Stock
ON SALE!
$15.29 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Upper Timing Chain Tensioner

ES#3215707 - 11311738700 - Upper Timing Chain Tensioner - Guide used to tension the timing chain - Ina - BMW

Guide used to tension the timing chain We Price Match - Give Us A Call or Chat!

Brand:
Ina - Corporate Logo
ES#:
3215707
Mfg#:
11311738700
In Stock
$56.20

This product was last offered at the strikethrough price on
07-23-2026

$47.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Athena Cut Ring Head Gasket - 84.5mm (84mm Bore)

ES#4758998 - ATH-HG-CR-M50-84 - Athena Cut Ring Head Gasket - 84.5mm (84mm Bore) - Upgrade From The OE MLS Gasket to The Best Performance Head Gasket on the Market! - 5150 Autosport - BMW

Upgrade From The OE MLS Gasket to The Best Performance Head Gasket on the Market!

Brand:
5150 Autosport - Corporate Logo
ES#:
4758998
Mfg#:
ATH-HG-CR-M50-84
Ships on Nov 23, 2026
$324.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Cover Beauty Cap - Priced Each

ES#18267 - 11121726089 - Engine Cover Beauty Cap - Priced Each - Used to cover the securing hardware for the engine cover - Genuine BMW - BMW

Used to cover the securing hardware for the engine cover 2 required per cover, used on both engine covers

Brand:
Genuine BMW - Corporate Logo
ES#:
18267
Mfg#:
11121726089
In Stock
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex Nut - Priced Each

ES#16145 - 07129905541 - Hex Nut - Priced Each - Commonly used to mount intake manifold components - Genuine BMW - BMW MINI

Commonly used to mount intake manifold components

Brand:
Genuine BMW - Corporate Logo
ES#:
16145
Mfg#:
07129905541
In Stock
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Radiator Fan Clutch

ES#2893822 - 11527505302 - Radiator Fan Clutch - Common source of engine overheating - Meyle - BMW
ECS Tuning recommends this product.

Common source of engine overheating 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
2893822
Mfg#:
11527505302
In Stock
$101.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Fluid Level Sensor

ES#38492 - 17137553919 - Fluid Level Sensor - This sensor is used in multiple locations, depending on model: coolant level, washer level, and power steering level - Genuine BMW - BMW MINI

This sensor is used in multiple locations, depending on model: coolant level, washer level, and power steering level

Brand:
Genuine BMW - Corporate Logo
ES#:
38492
Mfg#:
17137553919
In Stock
17% off MSRP

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

$49.59

This product was last offered at the strikethrough price on
11-02-2026

$40.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve Cover Seal Washer - Priced Each

ES#1876905 - 11121437395 - Valve Cover Seal Washer - Priced Each - Rubber sealing washer underneath valve cover securing nut - Genuine BMW - BMW

Rubber sealing washer underneath valve cover securing nut

Brand:
Genuine BMW - Corporate Logo
ES#:
1876905
Mfg#:
11121437395
In Stock
$2.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter Housing Gasket

ES#23900 - 11421719855 - Oil Filter Housing Gasket - Seals housing to the engine block - Genuine BMW - BMW

Seals housing to the engine block

Brand:
Genuine BMW - Corporate Logo
ES#:
23900
Mfg#:
11421719855
In Stock
$10.26 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Fan Switch

ES#4316517 - 13621433077 - Auxiliary Fan Switch - Comes with related o-ring - Bremmen Parts - BMW
ECS Tuning recommends this product.

Comes with related o-ring 10X Entries Into Our F80 M3 Sweepstakes

Mounted in lower radiator hose, controls operation of auxiliary fan

Brand:
Bremmen Parts - Corporate Logo
ES#:
4316517
Mfg#:
13621433077
In Stock
ON SALE!
$16.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Shark Injector Performance Software

ES#3138953 - N4MS42 - Shark Injector Performance Software - Performance software designed to unlock your BMW's potential. Removes top speed limiter, raises rev limit to 7,000rpm, improves throttle response, and improves power output: +15HP +12LB/FT gains! - Shark Injector - BMW

Performance software designed to unlock your BMW's potential. Removes top speed limiter, raises rev limit to 7,000rpm, improves throttle response, and improves power output: +15HP +12LB/FT gains!

Brand:
Shark Injector - Corporate Logo
ES#:
3138953
Mfg#:
N4MS42
In Stock
ON SALE!
$314.10 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

"Yellow" Crankshaft Main Bearing Shell - Set

ES#2626366 - 11211706847 - "Yellow" Crankshaft Main Bearing Shell - Set - Standard bore - Glyco - BMW

Standard bore

Brand:
Glyco - Corporate Logo
ES#:
2626366
Mfg#:
11211706847
Ships in 1 Business Day
$136.06

This product was last offered at the strikethrough price on
07-15-2026

$125.48 USD
Free Shipping
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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