These are the Venom-Racing 1/10 scale J Exhaust Couplers in Blue.
FEATURES: Silicone construction
Connects tuned pipe to exhaust header of 1/10 scale vehicles
INCLUDES: Two Venom-Racing 1/10 scale J Exhaust Couplers in Blue
REQUIRES: Plastic ties, ASCC3719
SPECS: Length: 2.28" (58mm)
Inner Diameter: .59" (15mm)
Outer Diameter: .78" (20mm)