85X105X8, located on the main shaft between the engine and transmission AKA Rear Main Seal
10X Entries Into Our F80 M3 Sweepstakes
Brand:
ES#:
4689983
Mfg#:
11117568263
ON SALE!
SAVE 20%
$19.99
This product was last offered at the strikethrough price on 05-02-2026
$15.99 USD
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Lifetime Replacement
A hard-to-find size, used on many European applications
10X Entries Into Our F80 M3 Sweepstakes
Brand:
ES#:
240947
Mfg#:
S-1227S
ON SALE!
SAVE 35%
$22.99
This product was last offered at the strikethrough price on 05-02-2026
$14.99 USD
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on orders $49 and up
Lifetime Replacement
Keeps your valves closed
Brand:
ES#:
22986
Mfg#:
11347562716
5% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$21.99
This product was last offered at the strikethrough price on 08-23-2026
$20.99 USD
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on orders $49 and up
Lifetime Replacement
Replace and restore the tension guide
Brand:
ES#:
22312
Mfg#:
11317533879
7% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$41.99
This product was last offered at the strikethrough price on 06-15-2026
$38.99 USD
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on orders $49 and up
Lifetime Replacement
Allen bolt head oil drain plug
2X Entries Into Our F80 M3 Sweepstakes We Price Match - Give Us A Call or Chat!
Brand:
ES#:
3247803
Mfg#:
11137585928
$9.26
This product was last offered at the strikethrough price on 04-08-2026
$8.99 USD
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on orders $49 and up
Lifetime Replacement
Performance pistons in +0.50mm stock size: Low compression version
Rings are sold separately.
Brand:
ES#:
3478022
Mfg#:
P4-MIN56-77.5CR9
$645.99 USD
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Lifetime Replacement
Upgraded main studs for performance engine builds, 9MM
Brand:
ES#:
4818355
Mfg#:
R56MSK
$159.99 USD
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on orders $49 and up
Lifetime Replacement
Located at the end of the cam on the timing chain
Brand:
ES#:
23192
Mfg#:
11367545862
6% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$674.99
This product was last offered at the strikethrough price on 03-05-2026
$633.99 USD
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Lifetime Replacement
Located at the end of the cam on the timing chain
Brand:
ES#:
23181
Mfg#:
11367536085
6% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$674.99
This product was last offered at the strikethrough price on 03-05-2026
$633.99 USD
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Lifetime Replacement
Replace your cracked or leaking housing
Brand:
ES#:
4335482
Mfg#:
11428643745
$693.99
This product was last offered at the strikethrough price on 02-28-2026
$632.99 USD
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on orders $49 and up
Lifetime Replacement
Build your engine the right way!
Brand:
ES#:
2848007
Mfg#:
80313
$32.99 USD
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on orders $49 and up
Located under the turbo
Brand:
ES#:
4876818
Mfg#:
11658617069
ON SALE!
SAVE 26%
$70.99
This product was last offered at the strikethrough price on 05-14-2026
$52.19 USD
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on orders $49 and up
To replace the leaking prone oil filter housing connection
Brand:
ES#:
3028673
Mfg#:
11428643747KT1
$123.74 USD
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Lifetime Replacement
Main crank pulley that is rotationally balanced with mounting bolts
Brand:
ES#:
4214836
Mfg#:
11237638551KT1
$614.99 USD
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Lifetime Replacement
Completes turbo line replacement kit
10X Entries Into Our F80 M3 Sweepstakes
Brand:
ES#:
4350053
Mfg#:
116575344541KT
ON SALE!
SAVE 10%
$125.99
This product was last offered at the strikethrough price on 05-02-2026
$113.65 USD
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Free Shipping
on orders $49 and up
Lifetime Replacement
Main crank pulley that is rotationally balanced
Brand:
ES#:
2715025
Mfg#:
11237638551
1% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$608.99
This product was last offered at the strikethrough price on 08-23-2026
$600.99 USD
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Lifetime Replacement
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.