Product Articles

Billet LT4 Supercharger Lid

Billet LT4 Supercharger Lid

Billet LT4 Supercharger Lid for Chevrolet Corvette Z06, Chevrolet Camaro ZL1 and Cadillac CTS-V 

MPI has developed an easy to install LT4 supercharger lid upgrade. Developed in partnership with a USA machine shop, this unique supercharger lids offers easy to install performance enhancement to your vehicle.

LT4 supercharger lid delivers louder whine and a custom look that will set your vehicle apart from the others at Cars and Coffee!

Download Dyno Data Watch Dyno Video

Installation Instructions (PDF)
Read reviews and discussion on Corvette Forum

Corvette Forum

Applications:

  • 2015 – 2019 Chevrolet Corvette Z06
  • 2016 – 2023 Chevrolet Camaro ZL1
  • 2016 – 2019 Cadillac CTS-V
Billet Supercharger Lid for Hellcat HEMI V8 Engines

Billet Supercharger Lid for Hellcat HEMI V8 Engines

Custom HEMI V8 Supercharger Lid for Dodge Vehicles

Upgrade your HEMI V8 engine with the Billet Supercharger Lid from MPI and experience unparalleled performance enhancements. Designed for quick and clean installation, this supercharger lid is your key to unlocking more power, torque, and that iconic supercharger whine.

Our lid is only applicable to the following applications:

2015 – 2023 Dodge Challenger SRT Hellcat Models
2015 – 2023 Dodge Charger SRT Hellcat Models
2021 – 2024 Dodge Durango SRT Hellcat Models
2018 – 2021 Jeep Grand Cherokee Trackhawk Models
2021 – 2024 Ram 1500 TRX w/ Hellcat Hemi Engine

LSA Supercharger Lid

LSA Supercharger Lid

Custom LSA Supercharger Lid for Camaro ZL1, Cadillac CTS-V and LSA Swap Build

Our Supercharger Lids are available in powder coated finish. The interior of the lid has been shaped to ensure seamless airflow transfers into and out of the supercharger mating surface and out of the blower. All OEM components are meant to be reused in MPI LSA supercharger lids.

Cockpit video from a 2012 CTS-V test mule for the MPI LSA Lid

NOTE: A ZL1 LSA BRICK IS REQUIRED FOR USE WITH THESE LIDS!

Supercharger LSA Lid Information

The custom LSA lid from MPI is made in the USA from billet aluminum that has been precision-machined.

There are two variations of the MPI LSA Lid:

Chevrolet Camaro ZL1 vehicles (2012-2015).
The 2009–2014 Cadillac CTS–V and any other LSA swap build.

LT4 Engine Valve Covers

LT4 Engine Valve Covers

LT4 Engine Valve Covers for Corvette Z06, Camaro ZL1 and Cadillac CTS-V

Our custom valve covers are machined locally in Illinois and both powder coated/anodized for a pleasing finish. The idea here is to dress up the engine compartment and ideally pair the valve cover look with our aftermarket lid.

Engine Configuration and Compatibility
LT4 Lids designed for Wet Sump Engines. To fill a wet sump engine with oil use one of the 1/4-18 NPT holes for the PCV.

Additional Hardware Needed

  • 16 pcs. 1/4-28 x 1 1/4” under head length socket head cap screws to mount coils to coil brackets.
  • 8 pcs. 5/16-24 x 3/4” under head length socket head cap screws for mounting coil brackets to valve covers.
  • 2 pcs. Vivent 45 degree 1/4” NPT to 4AN fittings IF AND ONLY IF you plan on using the stock PCV lines.

OEM Gasket
https://www.gmpartsdirect.com/oem-parts/gm-valve-cover-gasket-12619787

LT4 Valve Cover Set includes:

2 x Valve covers (Driver and Passenger Side)
8 x Machined coil mounting brackets
2 x Machined PCV fittings

Titanium Bolt Kit for LT4 and LSA Supercharger Lid

Titanium Bolt Kit for LT4 and LSA Supercharger Lid

Titanium Bolt Kit for LT4 Supercharger Lid and LSA Lid. Compatible with Chevrolet Corvette Z06, Chevrolet Camaro ZL1 and Cadillac CTS-V

Manufactured from titanium, MPI’s lid bolts come in two finishes (plain & PVC coated black). These lightweight, high-quality fasteners are a vast improvement over the OEM bolts that hold down your lids.

Racing Performance 30 Spline Brake Hub Assembly

Racing Performance 30 Spline Brake Hub Assembly

Racing Performance – 30 Spline Brake Hub Assembly, Passive ABS Sensor, Black Zinc and Nickel Plate Finish 

MPI has developed a performance brake assembly with automotive enthusiasts in mind. These are primarily for C5 and C6 generation Chevrolet Corvettes and very similar to the hubs found on OEM ZR1 model Corvettes, often referred to as the “King of the Streets”. 

Racing Performance 33 Spline Brake Hub Assembly

Racing Performance 33 Spline Brake Hub Assembly

Racing Performance – 33 Spline Brake Wheel Hub Assembly, Passive ABS Sensor, Black Zinc and Nickel Plate Finish 

Applications:

1997 – 2008 Chevrolet Corvette C6, Z06
Heidts Equipped 1993-2002 Chevrolet Camaro, Pontiac Trans Am, Pontiac Firebird with IRS
1993-2002 Chevrolet Camaro, Pontiac Trans Am, Pontiac Firebird Front Bearing w/ Adapter Block
1997-2004 Chevrolet Corvette equipped with components from Ridetech, Detroit Speed, Speedtech, Roadstershop, CPP)
Millerbuilt Hybrid Floater Rear Axle