Yes it is a spydershaft. If you want to get technical. They are all ford drive shafts. They come from danaspicer/ford and are modified to fit the new stangs. But the shaft itself comes originally from danaspicer. And yes steeda is buying them from him.
BASIC INFORMATION ABOUT SPYDERSHAFTS
-WEIGHT: APPROX 16.5 LBS
-DIAMETER: 3.5" TAPERING TO 4"
-MATERIALS: 6061T6 ALUMINUM .100" THICK TUBING WITH 3 LAYER INTERNAL DAMPER -SPICER 1330-SERIES U-JOINTS(can be upgraded to 1350 size for an addition charge)
-PRECISION BALANCED AND TIG WELDED
-HP RATING: 500+RWHP DRAG TESTED WITH SLICKS
-GAINS: .21 SECOND REDUCTION IN ¼ MILE E.T. ON A STOCK GT AUTO SAME DAY TRACK TEST BEFORE AND AFTER
-ALL NEW COMPONENTS FROM FOMOCO/DANA-SPICER corp.
-NO ADAPTERS TO VIBRATE
-DESIGNED AND TESTED FOR 5R55S AUTOS AS WELL AS MANUAL TRANSMISSIONS
-ABSOLUTELY OEM QUALITY
*DEALER INQUIRIES WELCOMED