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BMW E46 Engine Mechanical Parts

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Oil Level Sensor O-Ring

ES#31851 - 12611744292 - Oil Level Sensor O-Ring - Used to seal sensor to the oil pan - Genuine BMW - BMW

Used to seal sensor to the oil pan

Brand:
Genuine BMW - Corporate Logo
ES#:
31851
Mfg#:
12611744292
In Stock
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Assembly Lube - 4 oz

ES#2848006 - 80312 - Assembly Lube - 4 oz - Build your engine the right way! - Redline - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Build your engine the right way!

Brand:
Redline - Corporate Logo
ES#:
2848006
Mfg#:
80312
In Stock
$10.70 USD
Free Shipping
on orders $49 and up

Exhaust VANOS Hub Replacement Kit

ES#4020074 - 11367832031KT - Exhaust VANOS Hub Replacement Kit - Includes upgraded VAC VANOS hub, hardware and gaskets for a complete install - Assembled By ECS - BMW

Includes upgraded VAC VANOS hub, hardware and gaskets for a complete install 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4020074
Mfg#:
11367832031KT
In Stock
$990.99 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 Line Fitting Adapter

ES#2817090 - MM0CF-BMW - Oil Line Fitting Adapter - Allows you to use larger after market oil coolers that utilize AN fittings - Mishimoto - BMW

Allows you to use larger after market oil coolers that utilize AN fittings

Brand:
Mishimoto - Corporate Logo
ES#:
2817090
Mfg#:
MM0CF-BMW
In Stock
$88.99 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

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

Race Oil Pan Baffle Kit - M52TU M54

ES#4364724 - 11-AM-OPB-M54 - Race Oil Pan Baffle Kit - M52TU M54 - Keep your oil from sloshing and maintain oil pressure! - Achilles Motorsports - BMW

Keep your oil from sloshing and maintain oil pressure!

Brand:
Achilles Motorsports - Corporate Logo
ES#:
4364724
Mfg#:
11-AM-OPB-M54
In Stock
$159.99 USD
Free Shipping
on orders $49 and up
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

$126.82 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ARP Main Stud Conversion Kit

ES#2576280 - 201-5002 - ARP Main Stud Conversion Kit - Upgraded kit of studs and nuts for main bolt replacement - ARP - BMW

Upgraded kit of studs and nuts for main bolt replacement

Brand:
ARP - Corporate Logo
ES#:
2576280
Mfg#:
201-5002
In Stock at Vendor
$171.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Bolt

ES#20005 - 11211720633 - Crankshaft Bolt - Single bolt located in the end of the crankshaft - Genuine BMW - BMW

Single bolt located in the end of the crankshaft

Brand:
Genuine BMW - Corporate Logo
ES#:
20005
Mfg#:
11211720633
In Stock
1% off MSRP

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

$38.81

This product was last offered at the strikethrough price on
10-23-2026

$38.32 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

M52 M54 Cylinder Head - Complete

ES#2918697 - 11127514540-2 - M52 M54 Cylinder Head - Complete - Complete cylinder head with guides, seats, valves, & springs - AMC - BMW
ECS Tuning recommends this product.

Complete cylinder head with guides, seats, valves, & springs

Brand:
AMC - Corporate Logo
ES#:
2918697
Mfg#:
11127514540-2
Special Order: No Guaranteed ETA
$1864.99 USD

Valve Cover Gasket Set

ES#2550689 - 11120030496 - Valve Cover Gasket Set - Seal your valve cover - Elring - BMW

Seal your valve cover 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
For vehicles with production date from 09/2002

Brand:
Elring - Corporate Logo
ES#:
2550689
Mfg#:
11120030496
In Stock
$34.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Carrillo Forged Connecting Rod Set

ES#2573057 - BMS5465472H06 - Carrillo Forged Connecting Rod Set - Complete matched set of 6 rods - CP Carrillo - BMW

Complete matched set of 6 rods

Brand:
CP Carrillo - Corporate Logo
ES#:
2573057
Mfg#:
BMS5465472H06
Back Ordered
$1845.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Rod Bearing Replacement Kit - Early S54

ES#4213415 - 11247835439KT13 - Performance Rod Bearing Replacement Kit - Early S54 - Includes everything needed for a rod bearing service, featuring Turner WPC treated rod bearings and ARP rod bolts. - Assembled By ECS - BMW

Includes everything needed for a rod bearing service, featuring Turner WPC treated rod bearings and ARP rod bolts. 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with production date up to 02/2003

Brand:
Assembled By ECS - Corporate Logo
ES#:
4213415
Mfg#:
11247835439KT13
Ships in 1 Business Day
ON SALE!
$947.99

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

$916.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

Magnetic Oil Drain Plug - M12x1.5

ES#4899255 - HWU1041 - Magnetic Oil Drain Plug - M12x1.5 - This OE+ drain plug attracts metal particulates that would otherwise be circulating your engine! - Rein - BMW MINI

This OE+ drain plug attracts metal particulates that would otherwise be circulating your engine! 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Rein - Corporate Logo
ES#:
4899255
Mfg#:
HWU1041
In Stock
$18.99 USD
Free Shipping
on orders $49 and up

More About Engine Mechanical Parts

Whether you're repairing or upgrading your engine, we have engine parts from the most respected suppliers in the business. Purchase engine parts like connecting rods, valves, camshafts, cylinder heads, engine blocks, pistons, and more from ECS Tuning for your next engine repair or overhaul.

Let us help you find the parts that fit your BMW

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

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