MUFFLER ASSEMBLY Air Conditioning The Sierra 18-5770-1 bolts in

The Sierra 18-5770-1 bolts in place of your factory ignition module with minimal rewiring — usually a straight plug-and-play with OEM harnesses

We stock BladeRunner charge air components and deliver fast on all platforms

Constructed from 16-gauge or 18-gauge aluminized steel or 304 stainless steel with a fully welded outer shell

Includes new clutch assembly

MUFFLER ASSEMBLY Air Conditioning The Sierra 18-5770-1 bolts inThe MUFFLER ASSEMBLY is an exhaust muffler designed to reduce engine noise while maintaining optimal exhaust flow for performance and marine applications. Available from GodsMods, this muffler provides effective sound attenuation without excessive backpressure that robs engine power. Constructed from 16 gauge or 18 gauge aluminized steel or 304 stainless steel with a fully welded outer shell. The chambered or turbo design reduces exhaust noise by 10