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

This part is a Complete Jet Internal, Waterway, Poly Jet, 4-1/4" or 4-3/16" face diameter, Roto, 5 Scallop, White...   Installation Type Thread In Face Diameter 4-3/16" Jet Part Type Internal Diffuser Opening...

This part is a Complete Jet Internal, Waterway, Poly Jet, 4-3/16" face diameter, Roto, Deluxe Scallop, White...   Installation Type Thread In Face Diameter 4-3/16" Jet Part Type Internal Diffuser Opening Type 9 Base...

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 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 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..  

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

This jet is no longer available but there is a universal 3 3/8" Face jet that will work in it's place here: Jet Internal, Universal Replacement, Waterway, Poly Storm, 3-3/8" face diameter, Sterling Silver This part is a Complete 4", Jet, Waterway,...

This part is (1) Replacement Jet Back Diffuser for a 3 3/8" to 4" Waterway Poly Storm Jet...  Jet Part Type Diffuser Manufacturer Waterway Model Poly Storm Total Length 3-9/16" Color White Special...