Availability

- In Stock Items. Ships Today. (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- In Stock Items, Including at a Supplier. Ships In a Few Days. (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- All Items, Including Not In Stock (3) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Filters
Cross Sill Extension Position
- Driver side (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Passenger side (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.

1973 PONTIAC FIREBIRD Rear Cross Sill Extensions

Showing In Stock Items. Show All 3 Items.

Individual Parts

Part Groups

Results 1 - 2 of 2

Auto Metal Direct Rear Cross Sill Extensions for 1970-1973 CAMARO, FIREBIRD - 871-3570-L

Cross Sill Extension, Driver Side, Rear, Steel, Black, Chevy, Each

Part Number: AMD-871-3570-L

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/26/2026

...Loading

Estimated Ship Date: Monday 1/26/2026

Cross Sill Extension, Rear, Passenger Side, Steel, Black, Chevy, Each

Part Number: AMD-871-3570-R

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/26/2026

...Loading

Estimated Ship Date: Monday 1/26/2026