Stainless Works Merge Collector 2-3/8" Primaries 4-1/2" Outlet Bead Breaker Up to 25 Degrees Retard

Up to 25 Degrees Retard

1979-1993 GMC K3500

Performer Buick V6

The inertia weight has six (2-ring design) or eight (3-ring design) computer machined grooves to retain the proper durometer O-rings (dyno tested for each application)

These are to be used with 12 volt systems only

Stainless Works Merge Collector 2-3/8" Primaries 4-1/2" Outlet Bead Breaker Up to 25 Degrees RetardMerge collector slip fit style, 2 3 8" primaries, 4 1 2" outlet, stainless steel. Collector with reverse cone, All TIG welded. Stainless Works is an industry leader in stainless steel performance headers and exhaust systems. In addition to designing our wide range of after market headers and exhausts, we manufacture them on site, right here in the United States.; We are constantly adding new products for a variety of new car and truck models as well