125 – 390cc GP Models 1975 / 78 $44.95 125 - 390cc GP Models 1975 / 78 quantity Add to cart SKU: HUSQVARNA FWF 421 Category: Husqvarna Find in stores Description Description Air Filter to suit Husqvarna 125 – 390cc GP models from 1975 to 1978 Related products Quick View Quick View Husqvarna, FX ALL MODELSFX 250 / 350 / 450 2017/22 $44.95 Add to cart Quick View Quick View Husqvarna, TX 300TX 300 2017/22 $44.95 Add to cart Quick View Quick View Husqvarna, TC 85TC 85 2014 / 17 $44.95 Add to cart