Moroso 2-1/2" Height Valve Covers Billet Rail Fabricated Aluminum Natural - GM LS-Series AA0700AF1T61 They improve throttle response and

They improve throttle response and fuel economy / and reduce fouling

but some comfort will be sacrificed

Stock-Style Header Collector Bolts Up To The Factory Exhaust Without Modification

14 AMP maximum amp draw

Moroso 2-1/2" Height Valve Covers Billet Rail Fabricated Aluminum Natural - GM LS-Series AA0700AF1T61 They improve throttle response andProduct Description: Valve Cover 2. 5 in Height Billet Rail Aluminum Natural GM LS Series Pair Moroso Performance Products is one of the worlds most respected suppliers of automotive equipment for racing and street performance applications. Moroso manufactures over 4000 products, from oil pans and oiling systems, to ignition wire, ignition components, valve covers, fuel system equipment, air cleaners, hard core racing tools, chassis and suspension