The Jeep Comanche MJ (1986-1992) shines with custom mods like lifts and big tires, but the factory unibody can falter under the strain, leading to flexing, cracks, and wear. Our Center Unibody Stiffeners target this vulnerability, welding along the outer and bottom rails from the lower control arm mount to the back cab mount for robust structural enhancement and extended durability.

Choose between 10-gauge cold rolled steel (for enhanced strength through work hardening and a refined finish) or 3/16-inch pickled and oiled steel (thicker, with a scale-free surface for easy welding and rust resistance). These stiffeners are CNC-cut to preserve factory vents and bolt holes, and you can opt for square or round weld holes to suit your setup. Sold in pairs for full driver and passenger coverage, they're the second pair in our 4-pair basic kit—versatile for focused upgrades or combating rust in salty climates. Installation demands welding, and some models may need light grinding for a perfect fit.

Proudly fabricated by T-M Fab, your go-to for Jeep solutions built for the long haul.

• Center Section Reinforcement: Welds on the outside and bottom of the unibody rails from the lower control arm mount to the back cab mount, providing added strength for lifts, oversized tires, and off-road demands that surpass factory limits.
• Precision Fit: CNC-cut to retain factory vents and bolt holes, ensuring a seamless integration without unnecessary modifications.
• Material Options for Durability: Available in 10-gauge cold rolled steel or 3/16-inch pickled and oiled steel—select based on your requirements for strength, thickness, and weldability.
• Cold Rolled Steel Benefits: Processed at room temperature for work hardening, delivering higher strength, hardness, and a smoother finish that's perfect for load-bearing and precision applications.
• Pickled and Oiled Steel Benefits: Hot-rolled base treated with acid pickling to eliminate mill scale (unlike standard A36), plus an oil coating for rust protection—provides a cleaner surface for superior welding, painting, and ductility during forming.
• Weld Hole Customization: Choose square or round weld holes to align with your welder's preference for simpler, more effective installation.
• Sold in Pairs: Covers both passenger and driver sides—pair 2 of 4 in our basic kit, ideal as a standalone piece or within a complete reinforcement set.
• Rust Repair Support: Excellent for salted-road areas, assisting with rust patching and prevention to prolong your Comanche's lifespan.
• T-M Fab Expertise: Designed for Jeep Comanche MJ (1986-1992)—welding required, with possible minor grinding; visit t-mfab.com for more MJ kits and upgrades.