Home / O scale / Detail Parts-Locomotives / Horst Air Intake-Two sets-O scale LWP-401-O Horst Air Intake-Two sets-O scale LWP-401-O$22.99 Horst air intake housing. 2 sets. 10% discount for newsletter subscribers applied after checkout. Free shipping on orders over $99. 4 in stock Horst Air Intake-Two sets-O scale LWP-401-O quantity — OR — Add to cart Share this:FacebookPinterest Additional information Additional information Weight 4 oz Related products Detail Parts-Locomotives Farr air intake-two pair-O scale LWP-400-O Farr air intake. 2 sets 10% discount for newsletter subscribers applied after checkout. Free shipping on orders over $99. Detail Parts-Locomotives MILW all weather window-one pair-O scale LWP-405-O All weather window as commonly seen on MILW switchers. Sold as a pair. Made in clear resin. 10% discount for newsletter subscribers applied after checkout.