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BMW E46 323i M52 2.5L Engine Parts & Accessories

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ES#24836 - 11531705210 - Heater Inlet Pipe - Runs from the front left side of the engine to the heater inlet - Genuine BMW - BMW

Runs from the front left side of the engine to the heater inlet affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
24836
Mfg#:
11531705210
In Stock
$66.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4493054 - RGBSCHEV1-6 - Race German Fuel Injector Rebuild Kit - Bosch EV1 Style 6-Cyl - Rebuild your injectors with quality parts from Race German! - Race German - BMW

Rebuild your injectors with quality parts from Race German! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Race German - Corporate Logo
ES#:
4493054
Mfg#:
RGBSCHEV1-6
In Stock
$40.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#25061 - 11537502525 - Water Pipe - Connects return hose to engine block - Genuine BMW - BMW

Connects return hose to engine block affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
25061
Mfg#:
11537502525
In Stock
$90.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#10355 - m50OCI - Genuine BMW Oil Change Kit / Inspection I - Everything you'll need to do a basic oil change - featuring a Hengst oil filter and new drain plug - Assembled By ECS - BMW

Everything you'll need to do a basic oil change - featuring a Hengst oil filter and new drain plug affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Featuring the standard synthetic oil BMW engineers had in mind

Brand:
Assembled By ECS - Corporate Logo
ES#:
10355
Mfg#:
M50OCI
In Stock
ON SALE!
$111.99

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

$110.23 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement
ES#2593604 - 11281748131KT - Accessory Belt Service Kit - Utilizes high quality aftermarket components - includes updated hydraulic alternator tensioner - Assembled By ECS - BMW

Utilizes high quality aftermarket components - includes updated hydraulic alternator tensioner 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#:
2593604
Mfg#:
11281748131KT
Ships in 1-2 days
ON SALE!
$224.99

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

$220.18 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3504768 - 17117573781 - E46 Coolant Expansion Tank - Includes cap and level sensor - Rein - BMW

Includes cap and level sensor affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
3504768
Mfg#:
17117573781
In Stock
$76.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4782756 - 11617533400S1 - "Cold Climate" Crankcase Ventilation Valve Kit - Improved CCV hose and valve kit tailored for vehicles used in frigid temperatures! - Febi - BMW

Improved CCV hose and valve kit tailored for vehicles used in frigid temperatures! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
4782756
Mfg#:
11617533400S1
In Stock
$238.99

This product was last offered at the strikethrough price on
04-14-2026

$179.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3023887 - 17119071518 - Radiator - Replace your leaking radiator - Mahle-Behr - BMW

Replace your leaking radiator affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with manual transmission only and production date from 10/1998

Brand:
Mahle-Behr - Corporate Logo
ES#:
3023887
Mfg#:
17119071518
In Stock at Vendor
$345.99

This product was last offered at the strikethrough price on
12-17-2025

$249.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2574923 - 11287838797 - Hydraulic Alternator Belt Tensioner Assembly - Hydraulic tensioner assembly for alternator/water pump belt, does not come with roller/pulley - Ruville - BMW

Hydraulic tensioner assembly for alternator/water pump belt, does not come with roller/pulley affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Ruville - Corporate Logo
ES#:
2574923
Mfg#:
11287838797
In Stock
$97.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4780379 - M5XLTWWPP - Race German Lightweight Aluminum Water Pump Pulley - Race German - BMW

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

Brand:
Race German - Corporate Logo
ES#:
4780379
Mfg#:
M5XLTWWPP
Back Ordered
$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4364735 - 11-AM-UOPSK-M54 - Upgraded Oil Pump Shaft Kit - M52TU M54 - Avoid oil pressure loss and engine failure with this simple kit! - Achilles Motorsports - BMW

Avoid oil pressure loss and engine failure with this simple kit! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Achilles Motorsports - Corporate Logo
ES#:
4364735
Mfg#:
11-AM-UOPSK-M54
Ships in 4 Business Days
$270.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3184755 - 16116762417KT - Screw Cap & Schwaben Removal Tool Kit - Repair and replace the fuel ring, do it correctly with this tool - Assembled By ECS - BMW MINI

Repair and replace the fuel ring, do it correctly with this tool 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#:
3184755
Mfg#:
16116762417KT
In Stock
ON SALE! SAVE 20%
$106.99

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

$85.57 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4673600 - 11127514540KT - Complete Cylinder Head basic Replacement Kit - Packaged by Turner - BMW

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

Brand:
Packaged by Turner - Corporate Logo
ES#:
4673600
Mfg#:
11127514540KT
Ships on Aug 20, 2026
$2430.99

This product was last offered at the strikethrough price on
06-10-2026

$2367.99 USD
This product is lifetime replacement eligible Partial Replacement
ES#259465 - 11287841228 - Idler Pulley - Runs on water pump and alternator belt, used on both mechanical and hydraulic tensioner systems - Ina - BMW
ECS Tuning recommends this product.

Runs on water pump and alternator belt, used on both mechanical and hydraulic tensioner systems affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Ina - Corporate Logo
ES#:
259465
Mfg#:
11287841228
In Stock
$18.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#240578 - FGR7DQP-6 - Platinum Spark Plugs - Set Of Six - Keep your motor running smoothly with a set of new spark plugs - Bosch - BMW

Keep your motor running smoothly with a set of new spark plugs affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
240578
Mfg#:
FGR7DQP-6
In Stock
$59.99 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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