(BN-535A pictured)
| Part Number | OEM# | Inlet/Outlet | Flange | Sensor | Length |
| BN-535A | HRGF | 5 bolt in, 3 bolt out | beveled | w/sensor | 7 1/2" |
| BN-535B | catalyst | 6 bolt in, 3 bolt ring gasket out | w/out sensor | 7" | |
| BN-535C | 35Y, S5 | 5 bolt in, 3 bolt out | flat | w/sensor | 7 1/2" |
| BN-535D | VRU2 | 5 bolt in, 3 bolt out | beveled | w/sensor | 9" |
| BN-535E | 8U5, Q5 | 6 bolt in, 3 bolt out | beveled | w/out sensor | 10" |
| BN-535F | stainless | 6 bolt in, 3 bolt ring gasket out | w/out sensor | 6 1/2" |