Runs on water pump and alternator belt, used on both mechanical and hydraulic tensioner systems
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Mounted at the rear of transmission on crossmember
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The strongest and smoothest bearings for your BMW, featuring heavy-duty ACL "Duraglide" bearing shells treated by WPC for reduced friction and enhanced durability.
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Brand:
ES#:
4845637
Mfg#:
M5X-WPC-RB
In Stock
ON SALE!
SAVE 25%
$475.99
This product was last offered at the strikethrough price on 06-13-2026
Complete conversion kit for converting alternator tensioner over to the more reliable hydraulic tensioner design
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
517967
Mfg#:
11287838797
In Stock
ON SALE!
$113.99
This product was last offered at the strikethrough price on 05-02-2026
Increase performance and durability without sacrificing comfort - an ECS Tuning exclusive!
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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.
Lifetime Replacement
