| Part | Manufacturer | OEM Part # | Price | Notes |
| From 9/87 |
| Exhaust Pipe Catalyst |
| Manual Trans |
| From 09/87 | CHK | 11761728977 | 1186.26 | Contact Dealer for most current part and price information. |
| Rebuilt |
| From 09/87 | CHK | 11761728977 | 1186.26 | Contact Dealer for most current part and price information. |
| Automatic Trans |
| From 09/87 | CHK | 11761728978 | 1484.64 | Contact Dealer for most current part and price information. |
| Rebuilt |
| From 09/87 | CHK | 11761728978 | 1484.64 | Contact Dealer for most current part and price information. |
| W/ Catalyst (to 9/87) |
| Exhaust Pipe Catalyst |
| Manual Trans |
| From 09/85 to 09/87 | CHK | 11769059153 | 1637.48 | Contact Dealer for most current part and price information. |
| Rebuilt |
| From 09/85 to 09/87 | CHK | 11769059153 | 1637.48 | Contact Dealer for most current part and price information. |
| Automatic Trans |
| To 09/87 | CHK | 11761706212 | 1603.79 | |