2019 tiffin motorhomes allegro bus 40ip 2019 tiffin allegro bus 40ip 41' class a motorhome. cummins 450hp diesel engine. 4 slide outs 2 awnings sleeps 4 triple a/c units. extended full coverage warranty through 3/18/2025. extended warranty good through 3/22/2026 if you're looking for a motorhome that is decked out in luxurious features that will make you feel like you're still home then this tiffin allegro bus class a diesel model 40ip is for you! it features a bath and a half one of which has a double sink vanity to cut down on everyone's time to get ready. this motorhome has....