Stiffen up your classic Mustang’s chassis with QA1’s tubular subframe connector kit. Designed for 1964–1970 Mustangs, this bolt-on upgrade ties the front and rear subframes together, reducing chassis flex and improving overall handling performance. Perfect for street cars, restomods, and track builds, QA1 subframe connectors make your Mustang feel more solid and responsive. STRENGTHEN YOUR MUSTANG’S FOUNDATION Classic Mustangs are known for body flex, especially when cornering or under hard acceleration. QA1’s tubular subframe connectors solve this by creating a rigid connection between the front and rear frames. The result: more predictable handling, reduced squeaks and rattles, and improved traction for modern driving demands. EASY INSTALLATION These connectors are engineered for a true bolt-on installation with no need to cut into the floorpan. They are built to work with the QA1 4 link suspension and fit tightly to the frame rails for maximum rigidity.

Kit Options

This item is available as a full kit.
Select a kit option in the following table if you are looking for this item in a bundle form with all associated components.

Kit option/s:

Thumb	SKU	Kit Title
	qapHK02-FM02	QA1 67-70 Ford Mustang Level 2 Full Handling Kit (1x qap7888-109, 1x qapMD402-10400C, 1x qapT114W, 1x qapR224-150, 1x qap52087, 1x qap52704, 1x qap52705, 1x qap52803, 1x qap52900)

• Application-specific fit for 1964–1970 Ford Mustangs with QA1 4 link rear suspension
• Bolt-on installation - no cutting into the floor required
• Designed to work with QA1 suspension upgrades for a complete system
• Durable black powder coat finish for long-lasting protection
• Enhances traction and stability during acceleration and cornering
• Reduces chassis flex and improves handling response
• Tubular steel construction for maximum strength with minimal weight