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BMW E36 323is M52 2.5L

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BMW E36 323is M52 2.5L Engine Parts & Accessories

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Hydraulic Alternator Belt Tensioner Conversion Kit

ES#517967 - 11287838797 - Hydraulic Alternator Belt Tensioner Conversion Kit - Complete conversion kit for converting alternator tensioner over to the more reliable hydraulic tensioner design - Assembled By ECS - BMW

Complete conversion kit for converting alternator tensioner over to the more reliable hydraulic tensioner design 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
517967
Mfg#:
11287838797
In Stock
ON SALE!
$110.42 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Valve Cover Gasket Set

ES#2575366 - 11120034108 - Valve Cover Gasket Set - Complete valve cover gasket set to address valve cover oil leaks - Elring - BMW
ECS Tuning recommends this product.

Complete valve cover gasket set to address valve cover oil leaks 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
2575366
Mfg#:
11120034108
In Stock
$31.10

This product was last offered at the strikethrough price on
06-18-2026

$30.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank

ES#4304685 - 17111723520 - Coolant Expansion Tank - Replace your cracked or faded tank - Bavarian Autosport - BMW

Replace your cracked or faded tank 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bavarian Autosport - Corporate Logo
ES#:
4304685
Mfg#:
17111723520
In Stock
ON SALE!
$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Shark Injector Performance Software

ES#3138899 - N3MS41 - 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 +9LB/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 +9LB/FT gains!

Brand:
Shark Injector - Corporate Logo
ES#:
3138899
Mfg#:
N3MS41
In Stock
ON SALE!
$314.10 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hollow Bolt

ES#2597888 - 32416852469 - Hollow Bolt - M14x1.5x26 - Genuine BMW - BMW

M14x1.5x26

Brand:
Genuine BMW - Corporate Logo
ES#:
2597888
Mfg#:
32416852469
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.

$20.41

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

$18.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Crankshaft Seal

ES#19419 - 11142249533 - Rear Crankshaft Seal - Replace when doing a clutch job. - Genuine BMW - BMW

Replace when doing a clutch job.

Brand:
Genuine BMW - Corporate Logo
ES#:
19419
Mfg#:
11142249533
In Stock
$101.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Complete Cylinder Head Basic Replacement Kit

ES#2918768 - 11121703637-1KT - Complete Cylinder Head Basic Replacement Kit - Everything you will need to do a head service on your BMW - Assembled By ECS - BMW

Everything you will need to do a head service on your BMW 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2918768
Mfg#:
11121703637-1KT
Back Ordered
ON SALE!
$2795.72

This product was last offered at the strikethrough price on
10-28-2026

$2741.41 USD
This product is lifetime replacement eligible Partial Replacement

Lightweight AGM Battery

ES#3617613 - B3121 - Lightweight AGM Battery - Perfect upgrade to get rid of a troublesome Lead-Acid battery and add both power and reliability at the same time! - Braille - BMW

Perfect upgrade to get rid of a troublesome Lead-Acid battery and add both power and reliability at the same time!

Brand:
Braille - Corporate Logo
ES#:
3617613
Mfg#:
B3121
Ships in 6 Business Days
$270.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Exact-Fit High Flow Air Filter - Dry

ES#4461001 - 012054LA08-DRY - ECS Exact-Fit High Flow Air Filter - Dry - High flow filter replacement to get your engine breathing better than new! - ECS - BMW

High flow filter replacement to get your engine breathing better than new! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4461001
Mfg#:
012054LA08-DRY
In Stock
ON SALE! SAVE 25%
$71.99

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

$53.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sealing Ring - Priced Each

ES#54259 - 32411093596 - Sealing Ring - Priced Each - 14x20 - Genuine BMW - BMW MINI

14x20 Sealing washer for oil line

Brand:
Genuine BMW - Corporate Logo
ES#:
54259
Mfg#:
32411093596
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.

$2.94

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

$2.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Connecting Rod Bearing Set

ES#2996646 - 11241284849 - Connecting Rod Bearing Set - Standard bore - 45mm - Kolbenschmidt - BMW
ECS Tuning recommends this product.

Standard bore - 45mm

Brand:
Kolbenschmidt - Corporate Logo
ES#:
2996646
Mfg#:
11241284849
Ships on Feb 16, 2027
$70.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VANOS Oil Feed Line

ES#2534485 - 11361705532 - VANOS Oil Feed Line - Supplies oil to the VANOS cam unit - URO - BMW

Supplies oil to the VANOS cam unit 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2534485
Mfg#:
11361705532
In Stock
$35.01 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hydraulic Alternator Belt Tensioner Roller

ES#2137092 - 11281748131 - Hydraulic Alternator Belt Tensioner Roller - Replacement is recommend with every belt service - Ina - BMW
ECS Tuning recommends this product.

Replacement is recommend with every belt service We Price Match - Give Us A Call or Chat!

Brand:
Ina - Corporate Logo
ES#:
2137092
Mfg#:
11281748131
In Stock
$20.25 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VANOS Solenoid Switch Kit

ES#3138778 - 11361703720KT - VANOS Solenoid Switch Kit - Includes new control piston and sealing ring! - Assembled By ECS - BMW

Includes new control piston and sealing ring! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
3138778
Mfg#:
11361703720KT
Ships in 1-2 days
$431.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Connecting Rod Bolt

ES#2641302 - 11241739729 - Connecting Rod Bolt - The stretch bolt design means these need replaced once removed - Genuine BMW - BMW

The stretch bolt design means these need replaced once removed

Brand:
Genuine BMW - Corporate Logo
ES#:
2641302
Mfg#:
11241739729
In Stock
$7.98 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Gasket Set

ES#2873072 - 11121427826 - Cylinder Head Gasket Set - Complete head gasket set, includes all of the required gasket and seals - Elring - BMW

Complete head gasket set, includes all of the required gasket and seals 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
2873072
Mfg#:
11121427826
In Stock
$165.99

This product was last offered at the strikethrough price on
10-25-2026

$150.99 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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Manufacturer names and/or part numbers are used only for identification purposes.

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