Automotive Aftermarket
Mechanical Power Inc. (MPI) designs and manufactures high-performance automotive aftermarket parts engineered for durability, reliability, and increased performance. From billet LT4 supercharger lids and performance wheel hub assemblies to custom-engineered components, MPI delivers precision-machined solutions for Corvette, Camaro, CTS-V, Blackwing, and other performance vehicle applications.
Whether you are upgrading a single vehicle or sourcing products for distribution, our aftermarket parts are built to meet the demands of automotive enthusiasts, racers, and industry professionals nationwide.
Showing all 9 resultsSorted by latest
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Sale!

Billet LT4 Supercharger Lid
Price range: $749.00 through $899.00 -

Gen 3 Racing Performance 33 Spline Brake Hub Assembly
$249.00 -

Gen 3 Racing Performance 30 Spline Brake Hub Assembly
$249.00 -
Sale!

Racing Performance 33 Spline Brake Hub Assembly
Original price was: $229.00.$199.00Current price is: $199.00. -
Sale!

Racing Performance 30 Spline Brake Hub Assembly
Original price was: $229.00.$199.00Current price is: $199.00. -
Sale!

Titanium Bolt Kit for LT4 and LSA Supercharger Lid
Price range: $79.00 through $89.00 -

LT4 Engine Upgrade Combo: Billet Supercharger Lid, Custom Valve Covers & Titanium Bolt Kit (20-Piece)
$999.00 -
Sale!

LT4 Engine Valve Covers
Original price was: $599.00.$399.00Current price is: $399.00. -
Sale!

LSA Supercharger Lid
Price range: $699.00 through $799.00
