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...