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offering robust reliability for both street and track use
no change in NVH was observed without accompanying modifications
When you install a set of BBK Performance long tube exhaust headers on your muscle car or truck the O2 sensors are relocated on the header that is no longer in the factory location and the factory O2 sensor connectors will not reach to connect any longer
earning a track record of performance
Made from 4140 chrome moly material and hard chrome plating
3019 - 1978-1988 GM G-Body 12-Bolt Swap Adjustable Upper Control Arms 1991-pontiac-firebird-esi6483971 offering robust reliability for bothThese control arms from UMI Performance are designed to bolt a 1964 1972 GM A Body 10 Bolt or 12 Bolt rear end into a 1978 1988 GM G Body; this includes Monte Carlo, Malibu, El Camino, Regal, Grand National, Grand Prix and Cutlass. These upper control arms are built at the correct angle to attach to the G Body chassis as well as the A Body rear end "ears". These control arms are a must any time this swap is being completed. Using factory control arms
