I've got a 4-2-1 manifold with no flexi and a custom exhaust it seems to knock on something but can't see what is because there is no flexi the bolts don't have springs on iver help plzzzzzz it's driving me mad it does it worse in reverse
Back box and middle pipe and manifold for sale has been used but only for a couple of months as I've put full custom s s on collection only from Leeds area bargain at £30 ono