| GP1 - Glasspar Primered 356 Speedster Hardtop Assembly | fibersteel.com | 7750 USD | — | — |
| Speedster/GT/Outlaw Driver & Passenger Seat Kit | fibersteel.com | 4575 USD | — | — |
| GAO - 550 Spyder Style VDO Gauge Set | fibersteel.com | 4290 USD | — | — |
| SS1 - Spyder Driver & Passenger Seat Kit | fibersteel.com | 3600 USD | — | — |
| Sliding Side Windows for 356 Speedster with Soft Top | fibersteel.com | 2095 USD | — | — |
| T6A - 356 GT/Speedster Style Driver & Passenger Aluminum Seat Frame Pair for T6 356 | fibersteel.com | 1735 USD | — | — |
| T6S - 356 GT/Speedster Style Driver & Passenger Steel Seat Frame Pair for T6 356 | fibersteel.com | 1735 USD | — | — |
| SL01 - Reproduction Shifter Assembly Kit | fibersteel.com | 1655 USD | — | — |
| LE9.4 - Deluxe Pedal Assembly Kit | fibersteel.com | 1600 USD | — | — |
| GA03 - 550 Spyder Style VDO Combination Gauge | fibersteel.com | 1521 USD | — | — |
| GA02 - 550 Spyder Style VDO Speedometer | fibersteel.com | 1462.5 USD | — | — |
| SL02 - Shift Lever & Mounting Box Assembly Kit | fibersteel.com | 1455 USD | — | — |
| FDBK2 / FDBK3 - Front 4/5-Lug Drum Brake to Front 5-Wide Lug Disc Brake Conversion Kit | fibersteel.com | 1450 USD | — | — |
| CK1 - Glasspar 356 Speedster Hardtop Rear and Quarter Window Kit | fibersteel.com | 1420 USD | — | — |
| GA01 - 550 Spyder Style VDO Tachometer | fibersteel.com | 1395 USD | — | — |
| FDBK1 - Front 4-Lug Disc Brake to Front 5-Wide Lug Disc Brake Conversion Kit | fibersteel.com | 1300 USD | — | — |
| T5A - 356 GT/Speedster Style Driver & Passenger Aluminum Seat Frame Pair for T1-T5 356 | fibersteel.com | 1275 USD | — | — |
| T5S - 356 GT/Speedster Style Driver & Passenger Steel Seat Frame Pair for T1-T5 356 | fibersteel.com | 1275 USD | — | — |
| ES - Stainless Steel Exhaust System | fibersteel.com | 1200 USD | — | — |
| ESBS - Beck 550 Spyder Stainless Steel Exhaust System | fibersteel.com | 1200 USD | — | — |
| AK1 - Glasspar 356 Speedster Hardtop Hardware Kit | fibersteel.com | 1195 USD | — | — |
| BK1 - Glasspar 356 Speedster Hardtop Rubber Seal Kit | fibersteel.com | 1189 USD | — | — |
| LE9.3 - Standard Pedal Assembly | fibersteel.com | 1150 USD | — | — |
| FE5 - Banjo Style Steering Wheel Kit | fibersteel.com | 1105 USD | — | — |
| YA - Glasspar 356 Speedster Hardtop Headliner Kit | fibersteel.com | 997 USD | — | — |
| BO14.2 - Plexiglass Windshield Conversion Kit | fibersteel.com | 850 USD | — | — |
| RDBK2 - Rear 4/5-Lug Drum Brake to Rear 5-Wide Lug Disc Brake Conversion Kit | fibersteel.com | 850 USD | — | — |
| BR13 - 550 Spyder Handbrake Assembly | fibersteel.com | 850 USD | — | — |
| B015 - Bubble Style Plexiglass Windshield Kit | fibersteel.com | 750 USD | — | — |
| BR13 - Handbrake Assembly | fibersteel.com | 750 USD | — | — |
| LE10 - VW & Kit Car 550 Spyder Style Pedal Assembly | fibersteel.com | 750 USD | — | — |
| RSP02 - Rear Adjustable Spring Plate Kit | fibersteel.com | 750 USD | — | — |
| BB356 - GT Seat Shell | fibersteel.com | 650 USD | — | — |
| RSP01 - Rear Non-Adjustable Spring Plate Kit | fibersteel.com | 600 USD | — | — |
| FG356 - Speedster Seat Shell | fibersteel.com | 550 USD | — | — |
| OL550 - Spyder/Outlaw Seat Shell | fibersteel.com | 550 USD | — | — |
| 550JK - Reproduction 550 Spyder Floor Jack Kit | fibersteel.com | 548.22 USD | — | — |
| FS2 - Fuel Cap & Filler Neck | fibersteel.com | 525 USD | — | — |
| 356 GT Plexiglass Rear Quarter Window Kit | fibersteel.com | 499 USD | — | — |
| STC - Soft Tonneau Cover for 550 Spyder Replica | fibersteel.com | 459.95 USD | — | — |