| Part | Manufacturer | OEM Part # | Price | Notes |
| Electronic Ignition Components |
| Ignition Rotor Plate |
| Part Of Cap |
| Impulse Transmitter |
| Part Of Cap |
| Ignition Resistor | BMW | 12141360676 | 78.25 | Contact Dealer for most current part and price information. |
| EGR Valve | BMW | 11711264067 | 167.39 | |
| EGR Reactor |
| Front | BMW | 11751264063 | 892.50 | Contact Dealer for most current part and price information. |
| Rear | BMW | 11751264064 | 777.00 | |
| EGR Filter | BMW | 11711265818 | 197.23 | |
| Oxygen Sensor |
| To 12/85 | BMW | 11761466063 | 81.55 | |
| From 1/86 | BMW | 11781715263 | 220.30 | |
| Vapor Canister | BMW | 16121108926 | 119.98 | |