10.50” TOP INSERT FOR STANDARD RACE CASE SUPERCHARGERS (#2122) Our billet race inserts allow you to tailor blower boost to specifically fit your application. Changing...
10” INSERT FOR XR-1 RACE SUPERCHARGER (#2102) TBS XR Race Inserts are machined from 6061 billet aluminum in several sizes to accommodate specifically to your...
11” TOP INSERT FOR XR-1 RACE SUPERCHARGERS (#2101) TBS XR Race Inserts are machined from 6061 billet aluminum in several sizes to accommodate specifically to...
12.25” TOP INSERT FOR STANDARD RACE CASE (#2121) Our billet race inserts allow you to tailor blower boost to specifically fit your application. Changing the...
12.25” TOP INSERT FOR XR-1 RACE BLOWER (#2100) TBS XR Race Inserts are machined from 6061 billet aluminum in several sizes to accommodate specifically to...
4.50” TOP INSERT FOR XR-1 RACE BLOWER (#2109) TBS XR Race Inserts are machined from 6061 billet aluminum in several sizes to accommodate specifically to...
5.35” TOP INSERT FOR XR-1 RACE SUPERCHARGER (#2108) TBS XR Race Inserts are machined from 6061 billet aluminum in several sizes to accommodate specifically to...
5.5” TOP INSERT FOR XR-1 RACE SUPERCHARGER (#2107) TBS XR Race Inserts are machined from 6061 billet aluminum in several sizes to accommodate specifically to...