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Also check out our Chassis Dyno Rankings page
| Intake Mods | Fuel Mods | ||
| IN | Intake and/or air filters upgrade | OB | Octane boost or race fuel mix |
| TC | Turbochargers upgrade | EB | Ethanol blend fuel > E15 |
| TB | Throttle body modification or upgrade | MI | Methanol injection |
| IC | Intercooler upgrade including interchiller or ice box | LP | Low pressure fuel system upgrade |
| HP | High pressure fuel pump (HPFP) upgrade | ||
| FC | Fuel cam upgrade | ||
| NO | Nitrous oxide injection | ||
| FI | Fuel injectors upgrade | ||
| Ignition Mods | Cylinder Head Mods | ||
| SP | Spark plugs upgrade | VS | Valve springs upgrade |
| CH | Cylinder heads upgrade | ||
| CS | Camshaft upgrades | ||
| Exhaust Mods | Drivetrain Mods | ||
| EX | Exhaust system modification | HS | Torque converter upgrade |
| ER | Exhaust removal | CL | Clutch upgrade |
| FD | Differential upgrade and/or final drive gear ratio change | ||
| Suspension Mods | Tire Mods | ||
| TA | Trailing arms upgrade | DR | Drag radial tires |
| DS | Drag slick tires | ||
| FR | Front runner tires | ||
| Chassis Mods | |||
| DM | Driver mod | ||
| SR | Seats removal | ||
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