Truck Valve Covers

Proform's GM LS Valve Covers deliver the clean, finished look your engine bay demands while maintaining proper crankcase ventilation and heat management. These polished aluminum covers are engineered with internal baffling to reduce oil carryover and...

Proper valve cover design directly impacts crankcase ventilation efficiency and engine bay aesthetics on LS platforms. These Proform covers combine cast aluminum construction with internal baffle design to manage blow-by gases while maintaining a clean,...

A clean engine bay starts with quality valve covers, and these Proform LS covers deliver the precision fit and durability your build demands. The slant-edge design reduces clutter while the internal baffle system controls crankcase vapors efficiently,...

LS engine bay aesthetics matter, but not at the expense of function. These Proform valve covers deliver show-quality finishes without compromising crankcase ventilation or heat management. The tall, slant-edge design maximizes clearance for intake...

Proper valve cover ventilation is critical for LS engine longevity—inadequate crankcase evacuation leads to increased pressure, oil leaks, and seal degradation. The Proform GM LS Slant Edge covers deliver a baffled design that manages blow-by gases...

Factory-style valve covers that deliver both form and function—the Holley GM LS1 set provides proper oil circulation management with integrated baffle design while maintaining a clean engine bay aesthetic. Whether you're running stock or modified power...

The Holley GM LS1 Valve Cover Set delivers the clean, finished look your engine bay demands while maintaining full functionality with integrated coil mounting bosses and internal baffle design. Whether you're building a show-quality street engine or a...

If you're running an LS-series engine, factory valve covers are a liability—they leak, they restrict airflow, and they look dated. The Holley GM LS1 Valve Cover Set delivers proper sealing geometry, internal baffle design for crankcase management, and a...

Valve cover quality directly impacts engine bay aesthetics and functional reliability—especially in high-performance LS builds where heat management and oil containment matter. These Holley tall-profile covers feature internal baffling to minimize oil...

Proper valve cover design is critical for LS-series engines—it controls crankcase pressure, prevents oil leakage, and supports engine longevity under high-RPM conditions. The Holley LS Series Valve Covers deliver OEM-quality sealing with a clean,...

Clean up your LS engine bay with a purpose-built valve cover solution that balances form and function. Holley's tall baffled design minimizes oil carryover while the iconic Bowtie logo makes an unmistakable statement. Whether you're building a street...

Factory valve covers constrain LS engine builds with limited aesthetics and marginal fitment tolerances. The Holley LS Billet Rail Fab. Alm Valve Covers deliver precision-engineered fabricated aluminum construction with OEM-grade coil stand bosses,...

Keeping your LS engine bay clean and organized while maintaining proper crankcase ventilation requires valve covers that actually perform. The Holley GM LS Tall Valve Cover Set delivers baffled design to separate oil mist from your breather system, while...

If you're running an LS engine, factory valve covers won't cut it once you start upgrading your induction system. The Holley GM LS Tall Valve Cover Set gives you the clearance needed for tall intake manifolds and aftermarket coil packs while maintaining...

If you're running an LS-series engine, factory valve covers won't cut it—especially once you add forced induction or custom coil packs. The Holley GM LS Tall Valve Cover Set delivers the clearance and mounting flexibility you need, while the polished...

GM LS engine builds demand proper crankcase ventilation and a clean engine bay aesthetic—these tall valve covers deliver both with internal baffles that manage blow-by effectively while providing factory-correct fitment. The integrated coil mounting...

OEM valve covers can leak, rattle, and detract from an otherwise clean engine bay. The LS Streamline covers deliver the aesthetic upgrade your Small Block Ford deserves while maintaining stock fitment and eliminating gasket failures with...