Parts for 2021 Subaru WRX STI
Available Parts
Towing
Trailer Wiring Harness
21 items
Groups (4):
• 7-Way Plug with Brake Controller (16),
• 4-Flat Trailer Wiring Harness Plug (2),
• 5-Flat Trailer Wiring Harness Plug (2),
• 7-Way Trailer Wiring Harness Plug (1)
Trailer Hitch
9 items
Groups (3):
• Hitch with 5-Flat Plug (3),
• Hitch without Wiring (3),
• Hitch with 4-Flat Plug (3)