QA1 · New
QA1 79-93 Ford Mustang LS Tubular K-Member
MPN MUK21 · Store SKU qapMUK21
Supplier stock checked 11/7/2026, 10:14:21 AM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
QA1's tubular K-members are designed to allow owners of 1979-2004 Mustangs to use the engine of their choice while enjoying the significant weight savings, increased header clearance, and improved geometry provided by a QA1 K-member. , , This K-member is designed for 79-93 Mustangs with an LS motor swap. Bolt-In Design, All mounting points have been digitally indexed from new, factory K-members., Made from High-Quality HSLA Steel, Weight Savings, At over 50% lighter than the stock K-member, the entire QA1 K-member weighs only 25lbs.!, Increased Header Clearance, Header and oil pan clearance maximized for easier maintenance and installation., Modular Design for Versatility, Bolt-in engine mounts that can be easily swapped out for future engine changes., Improved Geometry, Ideal for street performance, autocross, pro touring or drag racing, these K-members maintain optimum anti-dive geometry and minimize bump steer issues on Mustangs with a lowered stance. And because they retain the factory wheel base, these K-members easily bolt on to factory components without any wheel or tire fitment changes. , For best results, QA1 control arms are strongly recommended. Tubular K-member for 79-93 Mustang with an LS swap. K-Member, Mustang 79-93 Mustang Ls, Tubular
Manufacturer fitment & guides
Check MUK21 against the manufacturer’s application information below.
Part-specific notes
- California Proposition 65: Y
