JB Performance brings you quality, performance and reliability with our line of billet impeller wheels.

Exact fit improved JB Performance billet aluminum impeller is a direct fit replacement clockwise impeller wheel. JB Performance P1SC-1 billet wheels are professionally designed to replace OEM ATI ProCharger P1SC-1 style impellers. The balades must curve in a counter-clockwise pattern.

Our impellers are professionally designed by air flow engineers that already design turbo wheels. These wheels are professionally 5 axis machined and zero balanced on a CNC for a precise build quality. After machining, they are crack checked for defects with an x-ray, then anodized and logo etched for a perfect wheel that almost looks like art!

Direct fit for the following ProCharger Superchargers:

• ProCharger P1SC-1

Comparisons:

P1SC-1 stock impeller:

• 1200 CFM.
• 825 HP.
• 65,000 maximum RPM.
• Balanced by grinding, clipping, sanding, drilling.
• Weight: 11.2 ounces.

JB Performance billet impeller:

• 1325 CFM.
• 875 HP
• 65,000 maximum RPM.
• Direct fit with no machine work.
• Narrower center section.
• A2000 Aluminum for stronger blade support.
• Thinner blade design to allow more air to pass through same pocket size.
• 10mm larger exducer diameter by using patented flared tip.
• Digitally designed and tested by a company that specializes in improved air flow designs.
• CNC balanced. by removing specific material with a cutting tool in the precise area.
• Anodized red and JB Performance etched logo for easy verification. Helps avoid copy-cats on the market.
• Crack checked with X-ray technology.
• Weight: 10.2 ounces.
• 3 year warranty against blade failure when installed by JB Performance with a full rebuild. requires the supercharger RPM to not be exceeded as published here.

Want to save even more? Trade in your un-damaged P1SC-1 trim impeller for $75 USD at any time.