Add to Cart Quick view Hitman Nitrous System Holley 4150 NITROUS EXPRESS MSRP: Now: $676.51 Was: Nitrous Oxide System - Hitman - Wet - Single Stage - 100-200 HP - 10 lb Bottle - White - Square Bore - Kit NXS40040-10
Add to Cart Quick view Carburetor Gasket - Holley 4150 Open FEL-PRO MSRP: Now: $7.89 Was: Carburetor Base Plate Gasket - 4-Barrel - Open - Composite - Square Bore - Each FEL1914
Add to Cart Quick view Fuel Regulator Bracket Holley 4150 ALLSTAR PERFORMANCE MSRP: Now: $39.49 Was: Fuel Pressure Regulator Bracket - Single Regulator - Aluminum - Natural - Holley Regulator - Square Bore - Each ALL54284
Add to Cart Quick view Holley 4150 Base Gaskets (10) ADVANCED ENGINE DESIGN MSRP: Now: $25.73 Was: Carburetor Base Plate Gasket - 4-Barrel - Open - Composite - Square Bore - Set of 10 AED5850
Add to Cart Quick view Stubstack Air Horn Holley 4150/4160 K AND N ENGINEERING MSRP: Now: $74.99 Was: Air Flow Director - Stub Stack - 6-31/32 in OD - 1-11/16 in Tall - Polyurethane - Black - Holley 4150 / 4160 Carburetors - Each KNR85-0200
Add to Cart Quick view Stage SIX Nitrous System - 4150 Holley NITROUS EXPRESS MSRP: Now: $874.83 Was: Nitrous Oxide System - Stage 6 - Wet - Single Stage - 50-300 HP - 10 lb Bottle - White - Square Bore - Kit NXS30040-10
Add to Cart Quick view Carb Gasket - Holley 4150 Open Plenum COMETIC GASKETS MSRP: Now: $8.49 Was: Carburetor Gaskets - Fiber - Holley 4150 Carburetors - Each CAGC5263FC
Add to Cart Quick view Throttle Position Sensor Kit - 4150 Holley Carbs INNOVATE MOTORSPORTS MSRP: Now: $94.99 Was: Throttle Position Sensor - TPS - Holley 4150 Carburetor - Each INN39300
Add to Cart Quick view Metering Block Gskt 2pk Holley 4150-4500 SCE GASKETS MSRP: Now: $8.38 Was: Carburetor Gasket - Reusable - Composite - Red - Metering Blocks - Holley 4150 / 4500 - Pair SCE370