UKDM Integra DC2 with a few modifications Tegiwa 4-2-1 manifold Tegiwa carbon fibre airbox Spoon N1 back box Made 201.5bhp on the TI Motorsport MAHA dyno, not too shabby for a 19 year old 1.8!
i have a cobrasport cat back on my civic and it sounds similar, if anything it's a bit louder through the midrange so the changeover doesn't sound as BAAHHHHH as this.