Jet with Face Width, 4" to 4 15/16"

This part is a Complete Jet Internal, Rising Dragon, Threaded, Quantum, 4-3/8" face diameter, Twin Spin, Stainless Steel, Gray... Commonly used in: Dr Wellness, Four Winds Spas and Sunbelt Spas NOTE: This is a Jet Internal Rising Dragon Quantum with...

This part is a Complete Jet Internal, Rising Dragon, Threaded, Quantum, 4-3/8" face diameter, Twin Roto, Stainless Steel, Black... Commonly used in: Four Winds Spas and Sunbelt Spas NOTE: This is a Jet Internal Rising Dragon Quantum with Thread-In...

Jet Internal, Pentair, Cyclone Luxury, 4-1/8" face diameter, Pulse Nozzle, LS,, Textured, Gray This smiley face cut out in the back of the diffuser is a tell tale sign that your jet is a Cyclone Luxury Jet.. Installation Type Twist...

This part is a Complete Jet Internal, Waterway, Poly Jet, 4-3/16" face diameter, Fixed Directional, Deluxe Scallop, White...   Installation Type Thread In Face Diameter 4-3/16" Jet Part Type Internal Diffuser Opening...

Jet Internal, Pentair, Cyclone Luxury, 4-1/8" face diameter, Directional, Textured, Dark Gray This smiley face cut out in the back of the diffuser is a tell tale sign that your jet is a Cyclone Luxury Jet.. Installation Type Twist...

This part is a Complete Jet Internal, CMP, Typhoon 400, 4" face diameter, Twin Roto, 5 Scallop, Stainless Steel, Gray... NOTE: Cmp Jets do not offer a Replacement Diffuser for this Jet.. Installation Type Snap In Face Diameter 4" Jet...

This part is No Longer Available But we do have these.. Jet Internal, CMP, Hurricane, 4" face diameter, Directional, 5 Scallop, Gray   This part is a Complete Jet Internal, CMP, Hurricane, 4" face diameter, Directional, 5 Scallop, Gray.....

This part is a Complete Jet Internal, CMP, Typhoon 400, 4-3/8" face diameter, Roto, 5 Scallop, Stainless Steel, Gray... NOTE: Cmp Jets do not offer a Replacement Diffuser for this Jet.. Installation Type Snap In Face...

This part is a Complete Jet Internal, CMP, Typhoon 400, 4-3/8" face diameter, Directional, 5 Scallop, Stainless Steel, Gray...   NOTE: Cmp Jets do not offer a Replacement Diffuser for this Jet..   Installation Type Snap In Face...

This part is a Complete Jet Internal, Pentair, Cyclone Luxury, 4-1/8" face diameter, Swirl, 5 Scallop, Dark Gray... Installation Type Twist Lock Face Diameter 4-1/8" Jet Part Type Internal Diffuser Opening Type 2 Nozzle...

This part is a Complete Jet Internal, CMP, Typhoon 400, 4" face diameter, Directional, 5 Scallop, Stainless Steel, Gray... NOTE: Cmp Jets do not offer a Replacement Diffuser for this Jet..  Installation Type Snap In Face...

This part is a Replacement Diffuser for a 3 1/2" to 4.10" Pentair Cyclone Jet made by Pentair. Watch the below video for how to install this part..