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Every order ships free with tracking. Dispatch is usually within 1–2 working days and delivery within 3–8 working days.
Email us your order number within 30 days of delivery and we send the return steps the same working day. Refunds within 5 working days of receipt.
Send your registration or make, model and year to britishgarage.co.uk@gmail.com and we check the listing details against it before you order.
Muzzys Skip Shift Eliminator is a plug-in connector kit that prevents the transmission from forcing a 1→4 skip shift, restoring normal 1–2 shifting without setting a check engine light.
This compact harness plugs inline at the transmission CAGS connector to block the computer-enforced 1st-to-4th upshift that some GM automatic transmissions use at low throttle. Built with OEM-style TXL wiring and matching connectors, the kit installs quickly and keeps the check-engine (SES) circuit unaffected while allowing the CAGS indicator lamp to behave normally. It’s compatible with a wide range of GM performance cars so you can enjoy smoother, more predictable shifting when driving casually or during spirited runs.
The kit intercepts the signal between the transmission harness and the vehicle computer that triggers the controlled 1st-to-4th shift. By providing the correct wiring continuity and expected resistance, it prevents the transmission from forcing the higher gear while leaving other systems unchanged.
Installation is straightforward and takes only a few minutes with basic hand tools; no cutting or splicing of factory wires is required. Consult the included photo for the exact plug location near the transmission; the harness simply disconnects the stock connector and inserts between the factory plugs.
The eliminator is designed to avoid tripping the vehicle’s service engine (SES) light by preserving the necessary electrical characteristics. The CAGS indicator lamp itself may still illuminate as it normally would when the computer determines the shift condition, but the forced skip does not occur.
This Muzzys kit supports a broad range of Chevrolet performance cars that were equipped with the CAGS feature. It’s the correct plug-and-play solution for many Camaro and Corvette model years that used the factory CAGS wiring and connectors.
Who this is for: This product is ideal for Camaro and Corvette owners who want predictable manual shifting without the computer forcing a skip into fourth gear. It’s aimed at drivers who prefer stock wiring integrity with a reversible modification—street drivers who enjoy smooth everyday shifting, hobbyists restoring drivability, and track enthusiasts who want consistent gear selection during acceleration.
Q: Will this trigger my car's check engine light?
A: No. The kit maintains proper electrical characteristics so it does not set SES trouble codes or illuminate the check engine light.
Q: Can I remove it later without damage?
A: Yes. The harness plugs inline with factory connectors and is fully removable without cutting or altering OEM wiring.
Delivery: free tracked delivery to every UK postcode on every order. Most orders are dispatched within 1–2 working days and arrive within 3–8 working days; you receive a tracking link by email as soon as it ships.
Returns: 30 days from delivery to return any unused item in its original packaging. Email us with your order number and we send the return instructions the same working day. Refunds go back to your original payment method within 5 working days of the item arriving with us.
Faulty or wrong item? Tell us within 30 days and we replace or refund it, including the return postage.
Seasonal UK driving advice and a heads-up when new stock lands. No spam, unsubscribe any time.
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