| Part No | Description | Application | Neck Diam |
| TCO-1503 | Alloy | Ford-Escort, Probe, Infiniti-G20, Nissan-240SX, NX/NXR Coupe, Pulsar | 77mm Bolt hole dimensions: 57-83mm x 82-88mm (elongated holes) |
| TCO-1504 | Alloy | BMW-Z3, E30/E36, 318i, M3, 325, Ford-Laser KE, KH, TX3, Holden-Commodore VL, Lexus-ES2550, ES300, GS300, LS400 Mazda-Astina, 323 88-92, MX5, 626, 929, MPV V6, Protege Nissan-200SX, 240SX, Porsche-944S, Toyota-Camry, MR2, Cressida, Supra, 4 Runner, Celica, Land Cruiser, VW-Golf, Jetta III, Passat | 77mm Bolt hole dimensions: 82mm x 37mm |
| TCO-1510 | Can use TCO-1504 |
BMW-Z3, E30/E36, 318i. M3, Ford-Laser KE, KH, TX3, Holden-Commodore VL, Lexus-ES250, ES300, GS300, LS400, Mazda-Astina, 323 88-92, MX5, 626, 929, MPV V6, Protege, Nissan-200SX, 240SX, Porsche-944S, Toyota-Camry, MR2, Cressida, Supra, 4 Runner, Celica, Land Cruiser | 77mm Bolt hole dimensions: 82mm x 37mm |
| TCO-1512 | Alloy Adaptor | BMW E30, Golf, Camry 88-91, Mazda 323 | 114mm |
| TCO-1531 | ABS Adaptor | Mitsubishi-Eclipse, Lancer 92-00, Lancer EVO 7, 8, 9, Mirage, Magna, Galant 98-01, Pajero | 77mm Bolt hole dimensions: 112mm x 61mm |
| TCO-1533 | ABS Adaptor | Mitsubishi-Lancer, Mirage, Magna, Eclipse, Galant, Nissan-Patrol | 152mm Bolt hole dimensions: 112mm x 61mm |
| TCO-1540 | Can use TCO-1503 |
Nissan-180SX, Suzuki-Swift Gti | 77mm Bolt hole dimensions: 81mm x 65mm |
| TCO-1542 | Can use TCO-1503 |
Nissan-Bluebird, Exa, NX/NXR Coupe, Pulsar N14, N15, Silvia, 200SX | 77mm Bolt hole dimensions: 86mm x 70mm |
| TCO-1543 | ABS Adaptor | Subaru-Impreza WRX, RS, RX 94-95, Nissan-Maxima | 77mm Bolt hole dimensions: 91mm x 50mm |
| TCO-1545 | Alloy Adaptor | Nissan | 127mm |
| TCO-1550 | ABS Adaptor | Nissan-Skyline R32, R33, R34, 2.4l, 2.6l, Subaru-Impreza WRX, RS, RX 96-99, Legacy 90-94, Volkswagon-Golf IV 1.6 8v | 77mm Bolt hole dimensions: 89mm x 50mm |
| TCO-1553 | ABS Adaptor | Subaru-Impreza WRX, RS, RX 99-01 | 77mm Bolt hole dimensions: 93mm x 67mm |
| TCO-1555 | Alloy Adaptor | Subaru Impreza 94-98 | 127mm |
| TCO-1560 | Mass Air Flow | Bosch Airflow Straight Meter Straight Adaptor | 77mm Bolt hole dimensions: 82mm x 37mm |
| TCO-1561 | Mass Air Flow | Bosch Airflow Meter 90 degree Adaptor | 77mm Bolt hole dimensions: 82mm x 37mm |