Designed for drivers who demand both style and substance
and filters as unique medium and affinity for metal can cause clogging
use Red Line 75W90NS and add the Red Line Limited-Slip Differential Friction-Modifier / Break-In Additive until the chatter disappears
After many years of weather and abuse the factory rubber bushings tend to dry rot
and the ability to push hard lap after lap
UMI lower control arms: DOM steel, CNC, TIG/MIG welded, poly bushings. 1992-pontiac-firebird-esi4307584 Designed for drivers who demandUMI Performance lower control arms are expertly crafted using strong DOM steel tubing for enhanced strength, rigidity, and bushing improvement. These direct bolt on replacements effectively reduce wheel hop and enhance cornering performance. Featuring CNC Machined 0. 120 wall thickness mild steel tubing, TIG and MIG welded construction, and grease able polyurethane bushings with grease fittings, these arms are the top choice in the market!