Holley LS Hi-Flow Fuel Rail Kit Includes Fittings & Hoses LS1/LS2/LS3/LS6/L99 Features Bright dip, black anodized finish with laser etched EFI logo for long lasting good looks 5/8” diameter fuel passage provides the flow capacity for...

LS High Mount Accessory Drive System Features: Computer Designed, Water jet profiled and CNC precision milled and drilled brackets from 6061-T6 billet aluminum Installs with no frame modifications on 60's/70's Muscle Cars Package Deal...

Holley's new 2-Piece LS valve covers are a great way to update the look of your LS engine without the use of complicated adapter systems or the hassle of remote coil relocation. These modular LS valve covers feature an OE height, internally baffled...

For GM LS2/LS3/LS7/LSX Applications, Trussed Design Holley’s LS valley covers with oil fill provisions are the latest addition to our expansive lineup of LS engine dress up products. Machined from billet aluminum and featuring a modern, trussed...

A high quality, custom alternative to covering the coils on your Chevy LS engine. Precision CNC machined from 1/4" billet aluminum, these covers come with aluminum stanchions that bolt to the coil mount bosses on your valve covers. These covers have a...

Holley's LS valley covers with oil fill provisions are the latest addition to our expansive lineup of LS engine dress up products. Machined from billet aluminum and featuring a modern, trussed design with an integrated oil fill neck and billet oil...

These Chevrolet Performance engine valley covers are made of aluminum. They can be used for Chevrolet Performance SB2.2, Spider-type, intake manifolds, runners, or race applications.

GM Gen IV LS3 Non AFM/DOD Oil Valley Cover Block Off Plate LS2 LS7 LSX BRAND NEW GENUINE GM, INCLUDES GASKET & BOLTS!!! Gen IV LS Non AFM/DOD valley cover for 2007+ L99 and L76 GM Car applications Deletes the problematic AFM/DOD (active fuel...

Holley LS Hi-Flow Fuel Rail Kit Includes Fittings & Hoses LS1/LS2/LS3/LS6/L99 Features Bright dip, black anodized finish with laser etched EFI logo for long lasting good looks 5/8” diameter fuel passage provides the flow capacity for high...

Our newest LS valve covers are manufactured from cast aluminum. The covers have a ball milled top and are 1-3/4" tall and come with an aluminum screw-in fill cap on one cover. They do not have bosses for coil brackets. Fasteners are included. We offer...

Our newest LS valve covers are manufactured from cast aluminum. The covers have a smooth top and are 1-3/4" tall and come with an aluminum screw-in fill cap on one cover. They do not have bosses for coil brackets. Fasteners are included. We offer them...

These covers include an oil fill hole and screw-in cap, bolts, and gaskets. Sold in pairs. Note: There is an extra charge for parts with a polished or colored finish.