HPI Silicone Reducer Hose Ø42 → Ø50

The HPI Silicone Reducer Hose Ø42 → Ø50 — a stepped silicone reducer to join two pipes of different diameters, three-ply construction.

Brand: HPI
Product Name: HPI Silicone Reducer Hose Ø42 → Ø50
Material: Silicone 3-ply
Inner diameter: Ø42 to Ø50
Form: Reducer
Part Number: HPSH-DD4250##

Pair with correctly-sized clamps on each end. Not for fuel use.

A smooth-step silicone reducer joining a Ø42 pipe to a Ø50 pipe. HPI three-ply silicone, used for intercooler piping and intake joins where turbocharger output and intercooler inlet are different sizes.

Features:

• Three-Ply Silicone: Holds under boost without ballooning.
• Reduces Ø42 to Ø50: Choose by the two pipe sizes you are joining.
• Smooth Transition: Stepped reducer — no sharp step inside the hose.
• Clamps Separate: Buy worm-drive or spring clamps separately.
• Not For Fuel: Coolant and air only.

For intercooler pipe sizing mismatches.