Holley Standard Main Jet #101 (HO122-101) Mazda BT50 650 HP N/A

650 HP N/A

Need to feed some serious horsepower

If you're looking for that original Flowmaster sound this is the muffler is for you

Programm able Target Air Fuel Ratios per Boost level

0L Coyote 2015-2020 GT350 or 20192022 GT500

Holley Standard Main Jet #101 (HO122-101) Mazda BT50 650 HP N/AHO122 101 HOLLEY MAIN JET #101 . 126 1 4 32" Thread, . 126" Hole Size (Pair) Part Number: HO122 101 These metering orifices control fuel flow into the metering system. They are rated in flow capacity "cubic centimetres 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.