Seam Locked Turbo Mufflers 4-1/2″ x 10″ Oval Body
Double-wrapped aluminized steel seam locked turbo mufflers with two baffles and cores (most configurations). Mufflers are reversible. These have a 4-1/2″ x 10″ oval body and are available in 13″ or 18″ body lengths.

| Part # | Inlet/Outlet | Body | OAL | Part # | Inlet/Outlet | Body | OAL | |
| S43100 | 2″ single offset | 13″ | 17.5″ | S48100 | 2″ single offset | 18″ | 22.5″ | |
| S43111 | 2-1/4″ single offset | 13″ | 17.5″ | S48111 | 2-1/4″ single offset | 18″ | 22.5″ | |
| S43122 | 2-1/2″ single offset | 13″ | 17.5″ | S48122 | 2-1/2″ single offset | 18″ | 22.5″ | |
| S43144 | 3″ single offset | 13″ | 17.5″ | S48144 | 3″ single offset | 18″ | 22.5″ | |
| S43300 | 2″ double offset | 13″ | 17.5″ | S48300 | 2″ double offset | 18″ | 22.5″ | |
| S43311 | 2-1/4″ double offset | 13″ | 17.5″ | S48311 | 2-1/4″ double offset | 18″ | 22.5″ | |
| S43322 | 2-1/2″ double offset | 13″ | 17.5″ | S48322 | 2-1/2″ double offset | 18″ | 22.5″ | |
| S43344 | 3″ double offset | 13″ | 17.5″ | S48344 | 3″ double offset | 18″ | 22.5″ | |
| S48441 | 3″ center single/dual 2-1/4″ | 18″ | 22.5″ | |||||
| S48444 | 3″ center single/dual 3″ | 18″ | 22.5″ | |||||
| S48611 | 2-1/4″ dual in/dual out | 18″ | 22.5″ | |||||
| S48614 | 2-1/4″ dual/3″ dual | 18″ | 22.5″ |
Seam Locked Stock Type Mufflers 4-1/2″ x 10″ Oval Body
Double-wrapped aluminized steel seam locked stock type mufflers with two baffles and cores (most configurations). Mufflers are reversible. These have a 4-1/2″ x 10″ oval body and are available in 13″ or 18″ body lengths.

| Part # | Inlet/Outlet | Body | OAL | Part # | Inlet/Outlet | Body | OAL | |
| ST43100 | 2″ single offset | 13″ | 17.5″ | ST48100 | 2″ single offset | 18″ | 22.5″ | |
| ST43111 | 2-1/4″ single offset | 13″ | 17.5″ | ST48111 | 2-1/4″ single offset | 18″ | 22.5″ | |
| ST43122 | 2-1/2″ single offset | 13″ | 17.5″ | ST48122 | 2-1/2″ single offset | 18″ | 22.5″ | |
| ST43144 | 3″ single offset | 13″ | 17.5″ | ST48144 | 3″ single offset | 18″ | 22.5″ | |
| ST43300 | 2″ double offset | 13″ | 17.5″ | ST48300 | 2″ double offset | 18″ | 22.5″ | |
| ST43311 | 2-1/4″ double offset | 13″ | 17.5″ | ST48311 | 2-1/4″ double offset | 18″ | 22.5″ | |
| ST43322 | 2-1/2″ double offset | 13″ | 17.5″ | ST48322 | 2-1/2″ double offset | 18″ | 22.5″ | |
| ST43344 | 3″ double offset | 13″ | 17.5″ | ST48344 | 3″ double offset | 18″ | 22.5″ |
Seam Locked HVSII Mufflers 4-1/2″ x 10″ Oval Body
Double-wrapped aluminized steel seam locked performance HVSII mufflers with a welded performance muffler interior design, but stock looking seam locked exterior. Mufflers are not reversible. These have a 4-1/2″ x 10″ oval body and are available in 13″ or 18″ body lengths.

| Part # | Inlet/Outlet | Body | OAL | Size |
| 243000 | center in/center out | 13″ | 17.5″ | 2″ |
| 243100 | offset in/center out | 13″ | 17.5″ | 2″ |
| 243200 | center in/offset out | 13″ | 17.5″ | 2″ |
| 243300 | offset in/offset out | 13″ | 17.5″ | 2″ |
| 243011 | center in/center out | 13″ | 17.5″ | 2-1/4″ |
| 243111 | offset in/center out | 13″ | 17.5″ | 2-1/4″ |
| 243211 | center in/offset out | 13″ | 17.5″ | 2-1/4″ |
| 243311 | offset in/offset out | 13″ | 17.5″ | 2-1/4″ |
| 243022 | center in/center out | 13″ | 17.5″ | 2-1/2″ |
| 243122 | offset in/center out | 13″ | 17.5″ | 2-1/2″ |
| 243222 | center in/offset out | 13″ | 17.5″ | 2-1/2″ |
| 243322 | offset in/offset out | 13″ | 17.5″ | 2-1/2″ |
