Genuine RKX® Exhaust Pipe Sleeve OEM Style for VW AUDI BMW Mercedes
#1 - Includes 2" x 4.9" exhaust sleeve / 51mm OD
#2 - Includes 2.5" x 4.9" exhaust sleeve / 63mm OD
#3 - Includes 3" x 4.9" exhaust sleeve / 76mm OD
The RKX exhaust sleeve is molded after German style OEM exhaust sleeves. These provide a better seal, are easier to work with, and has a more solid connection than you typically find with other style exhaust clamps.