A common failing piece due to the plastic design.
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Brand:
ES#:
24360
Mfg#:
11511436590
In Stock
Limited Qty Sale
$73.99
This product was last offered at the strikethrough price on 08-17-2026
Used to mount the belt tensioner to the engine
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Provides a smooth tensioner movement
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Brand:
ES#:
21658
Mfg#:
11281726773
Ships in 4 Business Days
2% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$60.99
This product was last offered at the strikethrough price on 10-26-2026
Complete tensioner assembly with roller
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Runs on water pump and alternator belt, used on both mechanical and hydraulic tensioner systems
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Brand:
ES#:
259467
Mfg#:
11287841228
In Stock
ON SALE!
SAVE 60%
$32.63
This product was last offered at the strikethrough price on 05-02-2026
Replacement is recommend with every belt service
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Replacement is recommend with every belt service
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Seals the front of the pulley from debris
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Runs on water pump and alternator belt, used on both mechanical and hydraulic tensioner systems
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Replacement is recommend with every belt service
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Eliminate squelling with a brand new accessory belt
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Brand:
ES#:
5482405
Mfg#:
0500061540
In Stock
$12.99
This product was last offered at the strikethrough price on 08-25-2026
Keep your BMW’s air conditioning system running at peak efficiency with this dependable.
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Includes Accessory Belt System!
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Brand:
ES#:
3521793
Mfg#:
UPPKE46TUBKT
In Stock
ON SALE!
SAVE 15%
$634.19
This product was last offered at the strikethrough price on 05-02-2026
This replacement mechanical A/C belt tensioner assembly from Febi Bilstein restores the precise, constant tension your accessory drive system requires.
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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
