The FIS GTR S400 series is the most durable S400/S410 turbo platform currently on the market.
Includes Billet backplate and Billet bearing housing for enhanced cooling and durability.
Dual Ball Bearing Carrier with extra large Bearings
-4 AN Feed / -10 AN Drain Recommended.
****0.65 inches longer than a regular S400****
.250" Anti Surge Slot
7x7 compressor wheel made specically for heavy duty use