40262 B&M Shift Improver Kit 67-91 C6
40262 B&M Shift Improver Kit 67-91 C6
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40262 B&M Shift Improver Kit 67-91 C6
Unlock the full potential of your automatic transmission with the B&M Shift Improver Kit. Designed specifically for 67-91 C6 transmissions, this kit offers a simple and effective way to enhance your vehicle's performance.
Key Features:
- Two Performance Modes: Choose between Heavy Duty and Street/Strip modes to tailor your vehicle's performance to your needs.
- Easy Installation: With just some basic hand tools, you can transform your transmission in just an afternoon.
- Crisp Shifts: Experience firm, positive shifts without sacrificing driver comfort, ideal for all street vehicles.
- Extended Transmission Life: Recalibrate your automatic transmission to reduce shift overlap and minimize wear on clutches and bands.
- Warranty: Comes with a limited 1-year warranty for peace of mind.
Performance Options:
- Stage 1 Heavy Duty: Perfect for regular passenger vehicles, providing improved performance with comfort.
- Stage 2 Street/Strip: Designed for high-performance street use and competitive events, delivering the hardest and quickest shifts for the true enthusiast.
Join the ranks of thousands of satisfied customers who have upgraded their transmissions with the B&M Shift Improver Kit. Elevate your driving experience today!
Shipping & Returns
Shipping & Returns
📦 Shipping:
Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days, depending on your location.
↩️ Returns:
You may return or exchange products within 60 days of receiving your order. Items must be in original condition with proof of purchase. If your item is defective or damaged due to manufacturing issues, we’ll replace it at no additional cost.

