...or at least as "Bulletproof" as your E9X N55 will ever be! Includes a crank bolt capture kit, crank seal plate, oil filter housing gaskets, and all of the components required to perform this upgrade service. Featuring Kevlar reinforced belt!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4642986
Mfg#:
ECSEN55BPKRKT
In Stock
ON SALE!
$586.00
This product was last offered at the strikethrough price on 03-10-2026
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! For vehicles with a production date up to 04/2008
Drives the alternator, A/C compressor, and power steering pump
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms We Price Match - Give Us A Call or Chat!
Brand:
ES#:
251891
Mfg#:
11287549150
Ships in 1-2 days
$40.03
This product was last offered at the strikethrough price on 05-19-2026
Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Hydraulic tensioner for water pump belt, just tensioner, does not come with relay lever assembly
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
21803
Mfg#:
11287835417
Ships in 1-3 days
4% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$165.99
This product was last offered at the strikethrough price on 06-03-2026
Drives power steering pump, alternator and A/C compressor
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms We Price Match - Give Us A Call or Chat!
Everything you need to service your belt drive system using genuine BMW components
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with production date from 04/2008
Replacement pulley for the power steering system
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!
...or at least as "Bulletproof" as your N54 will ever be! Includes a crank bolt capture kit, crank seal plate, oil filter housing gaskets, and all of the components required to perform this upgrade service. Featuring Kevlar reinforced belt!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4642990
Mfg#:
ECSN54BPKRKT
In Stock
ON SALE!
$574.99
This product was last offered at the strikethrough price on 05-02-2026
Remove and install OAD alternator pulleys
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
11415
Mfg#:
BTA-13PCS
In Stock
ON SALE!
SAVE 30%
$78.99
This product was last offered at the strikethrough price on 05-02-2026
Drive belt for the A/C and power steering
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms We Price Match - Give Us A Call or Chat!
Brand:
ES#:
2652156
Mfg#:
11287628653
In Stock
$51.99
This product was last offered at the strikethrough price on 03-19-2026
Pulleys drive accessories essential to vehicle operation. Whether you need to install a stock original equipment pulley during a repair, or improve engine performance and appearance with a lightweight aluminum or underdrive pulley, count on ECS Tuning for pulley solutions that work.
Lifetime Replacement
