Dynatech 2-1/2 x 4-1/2 Merge Collector Headsock Bolt or weld these steel

Bolt or weld these steel plates to the floor pan as required by most sanctioning bodies when installing roll bars into unibody cars

9 in Tall x 4-1/2 in Diameter

1994-1996 Chevrolet Impala

45 in W x 25 in H x 3 in D

Specially designed to mount a GM Metric D154 series caliper with 5-1/2" bolt spacing to axle tube when using a 11-3/4" diameter brake rotor

Dynatech 2-1/2 x 4-1/2 Merge Collector Headsock Bolt or weld these steelProduct Description: Collector Slip On Merge 4 x 2 1 2 in Primary Tubes 4 1 2 in Outlet 12 in Long Steel Black Paint Sold Individually Dynatech continues to be the exhaust leader in all forms of racing and high performance applications. You can be assured that you will get all the performance and quality possible from your Dynatech headers.