OEM Belt and Tensioner Service Kit for Power Pulley Kit - E9X M3

Product Details

The high revving S65 V8 is a masterpiece of Bavarian engineering. But at 8,400 RPM, your accessory drive system is subjected to rotational stresses. Worn tensioners, squeaking pulleys, or a tired belt can quickly turn a glorious track day or backroad blast into an unexpected towing bill.

We’ve put together the Ultimate Belt & Tensioner Renewal Kit, curated specifically for M3 owners running our Turner E9X M3 Pulley Upgrade. Designed to restore factory fresh mechanical precision while maintaining high performance reliability, this comprehensive kit replaces every critical wear item in your accessory drive with OEM quality and performance grade hardware.

What’s Included in the Kit:

• Hydraulic Belt Tensioners

• Tensioner Lever

• Hydraulic Alternator Belt Pulley & Bremman Idler Pulley 

• ECS Performance Kevlar-Reinforced Accessory Belt

• Continental Air Conditioning Drive Belt

Key Benefits:

• Perfect sizing and durability for cars running our Turner Motorsport underdrive pulley setup.

• Protect your power steering, alternator, and A/C systems from sudden mechanical failure.

• Kevlar reinforcement ensures your belt handles high RPM abuse without stretching or throwing off alignment.

• Combines OEM hydraulic components with upgraded performance wear items for seamless fitment and long term reliability.

Don't wait for a noisy pulley or a thrown belt to dictate your driving schedule. Refresh your S65 drive system with track-tested components built to handle the heat.

Prop 65 Warning

Kit Contents

Product Q&A

Lifetime Replacement

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