AND
MODEL
INDEX
BN-133A1
| 18" front neck - reduces to 2 1/4" pipe |
| 3 bolt inlet w/14 3/4" length resonator |
| OEM#15734822, 25160620 |
BN-133A2
| 11 1/2" front neck, 3" pipe |
| 3 bolt inlet with 17" length resonator |
| OEM#25160620 |
BN-133B
| 3 bolt inlet; pipe out |
| OEM#25160620 |
BN-133C
| 3 bolt inlet; 3 bolt out |
| OEM#25160620, 15729680 |
BN-133D
| pipe inlet & 3 bolt inlet; single 3 bolt out |
| OEM#25160620 |