Clamp-on exhaust flexi's don't need welding.  They can be clamped into place and removed for easy replacement.  Great for development purposes and for those who don't have access to a welder.

• 102mm / 4" (0)
• 35mm / 1" 3/8 ID (5)
• 38mm / 1" 1/2 ID (5)
• 40mm (6)
• 42mm / 1" 5/8 (5)

• 45mm / 1" 3/4 (5)
• 48mm / 1" 7/8 (5)
• 50mm / 2" (5)
• 52mm (5)
• 53mm (5)

• 54mm / 2" 1/8 (5)
• 55mm (5)
• 57mm / 2" 1/4 (5)
• 60mm / 2" 3/8 (4)
• 63mm / 2" 1/2 (5)

• 70mm (4)
• 76mm / 3" (2)
• 90mm / 3" 1/2 (0)