Northstar Adapter Plate Bolts Use a stop on the

Use a stop on the flywheel to prevent the engine from turning

16 washers

We are currently offering $100 in store credit to purchase your stock catalytic converter back from you

Combined with our components and you'll have that show quality look under the hood

Northstar Adapter Plate Bolts Use a stop on theThis allows you to use the 75mm inlet outlet 2000+ Northstar throttle body with a L67(Gen3) or L32(Gen5) supercharger. The dual pattern design allows for the lightest, cleanest looking adaptor plate on the market. The Gen 3 supercharger has a 72mm inlet so it is recommended to port the inlet to 75mm to get all of the gains from the larger throttlebody. Then Gen 5 supercharger inlet is already 75mm so no additional porting is required. Gen 3