13-1600cc Heater Box J-Tubes with Gaskets, Black : Pair

J-Tubes replace the stock heater boxes on Type 1 & 2 upright engines. These 1 1/2" J-Tubes are an easy replacement if you do not need heat, or you are looking to save weight!

Complete with gaskets for exhaust port to J-tube.

Fits most standard extractors.

Clamps attaching the J-Tubes to muffler or header are sold separately.