Custom Marine Inc. - Accessories

Bracket for CMI 8.2L Headers
Your Price:
$399.99

Bracket for CMI 8.2L Headers

650-1863-400

Bracket for CMI 8.2L Headers

This is a bracket only for installing yourself on compatible headers.


CMI Tailpipe Flange
Your Price:
$129.99

CMI Tailpipe Flange

650-29000

CMI Tailpipe Flange

  • Height: 5"
  • Inner Dia: 4"
  • Outer Dia: 4-15/16"

Basis for constructing custom CMI tailpipes. Same as #29180J


Flex Flare Tailpipe Flange for Mercury QC4 (1100-1550) Motors
Your Price:
$178.99

Flex Flare Tailpipe Flange for Mercury QC4 (1100-1550) Motors

650-44204J

Ring to convert flat turbo flange on Mercury QC4 (1100-1550) HP motors to a Flex Flare tailpipe connection. Works with standard Big Tube clamps. Picture shows front and rear. SOLD EACH!


Mercury Header Flange To CMI Tail Pipe
Your Price:
$309.99

Mercury Header Flange To CMI Tail Pipe

650-41018P

Mercury Header Flange To CMI Tail Pipe

This CMI Flange adapter is designed to allow a Mercury Header flange to mount to CMI flare tail pipes. This part is used to convert a Mercury 500EFI E-top header to a flex flare 4" tailpipe connection instead of the Mercury flat flange.

Sold In Pairs


Molded Rubber Distribution Tube
Your Price:
$124.99

Molded Rubber Distribution Tube

650-30180

Molded Rubber Distribution Tube


Replacement O-Ring for Flex Flare Tailpipe Flange 650-44204J
Your Price:
$9.99

Replacement O-Ring for Flex Flare Tailpipe Flange 650-44204J

625-1249S

Replacement O-Ring for Flex Flare Tailpipe Flange 650-44204J


Shift Bracket for CMI Gen-X and Hardin Hurricane, Seaward 525 / 700 Exhaust
Your Price:
$129.99

Shift Bracket for CMI Gen-X and Hardin Hurricane, Seaward 525 / 700 Exhaust

650-28235P

Shift Bracket for CMI Gen-X and Hardin Hurricane, Seaward 525 / 700 Exhaust

This is a bracket only for installing yourself on compatible headers.


Stainless Steel Distributon Tube Kit for Big Tubes
Your Price:
$1,399.99

Stainless Steel Distributon Tube Kit for Big Tubes

650-41440

Stainless Steel Distributon Tube Kit for Big Tubes


Stainless Steel Distributon Tube Kit for E-Tops & Sport Tubes
Your Price:
$799.99

Stainless Steel Distributon Tube Kit for E-Tops & Sport Tubes

650-41250

Stainless Steel Distributon Tube Kit for E-Tops & Sport Tubes