Carburetor Standard Main Jet - 122-60 cold-air-intake Flow FX "straight-through" performance muffler

Flow FX "straight-through" performance muffler delivers a deep tone and improved exhaust flow

4L V8 1976 - 1977 GMC K25 Suburban 454/7

1973-1980 GMC C25/C2500 Pickup

5L L5 2011 - 2016 Volkswagen CC R-Line 121/2L L4 2008 - 2013 Volkswagen Eos Lux 121/2L L4 2006 - 2013 Audi A3 Base 121/2L L4 2012 - 2019 Volkswagen Golf R Base 121/2L L4 2006 - 2013 Volkswagen GTI Base 121/2L L4 2009 - 2017 Volkswagen CC Sport 121/2L L4 2008 - 2016 Volkswagen Eos Komfort 121/2L L4 2009 - 2019 Audi TT Quattro Base 121/2L L4 2006 - 2018 Volkswagen Jetta GLI 121/2L L4

Carburetor Standard Main Jet - 122-60 cold-air-intake Flow FX "straight-through" performance mufflerOverview: These metering orifices control fuel flow into the metering system. They are rated in flow capacity "cubic centimeters per minute" and are changeable for tuning purposes. The shape of the entry, exit, and size determines flow. All Holley Main jets are flow tested and then stamped with the correct number. Click on Catalog Product Page for complete listing of jets and sizes. Features: Fits All Holley Model 2010, 2300, 4010, 4011, 4150, 4160 &