Skip to content
Dealer Login About Support
A blue bottle of Sierra marine synthetic blend oil on a white background
SKU 18-9555CAT-4

5W-30 FC-W Semi Synthetic Catalyst Oil, 5 Qt | 18-9555CAT-4

by SIERRA
Availability:
in stock, ready to be shipped
$81.39 - $81.39
$81.39
$81.39 - $81.39
$81.39

Sierra 18-9558CAT-2 synthetic catalyst engine oil is an ultra-high engine performance oil that utilizes premium base stocks and industry leading additives. It replaces Honda, Indmar, Ilmor, and PCM.

  • Semi-Synthetic ultra-high performance oil, utilizes premium base stocks & industry leading additives
  • Meets and/or exceeds FC-W Catalyst and FC-W specifications
  • Meets or exceeds API SM category requirements
  • Enhanced detergent package to suspend and prevent sludge
  • Reduces friction to maintain high performance
  • Prevents thermal and oxidation bread down under extreme temperatures
  • High shear stability maintains viscosity prevent excessive thinning in high performance applications
  • Advanced ZDDP additive technology prevents phosphorus depletion extending catalyst life
  • Application: Non-Turbo Inboards

 

OEM INTERCHANGE

This product replaces: Indmar 872004
California Proposition 65 Warning WARNING Cancer or Reproductive Harm — www.P65Warnings.ca.gov
  • Replaces: Honda, Indmar, Ilmor, PCM
  • Semi-Synthetic ultra-high performance oil, utilizes premium base stocks & industry leading additives
  • Meets and/or exceeds FC-W Catalyst and FC-W specifications and API SM category requirements
  • Enhanced detergent package to suspend and prevent sludge
  • Reduces friction to maintain high performance
  • Prevents thermal and oxidation bread down under extreme temperatures
  • High shear stability maintains viscosity prevent excessive thinning in high performance applications
  • Advanced ZDDP additive technology prevents phosphorus depletion extending catalyst life
  • Application: Non-Turbo Inboards

Logistics

  • Dimensions parcel depth, ["]: 11.69
  • Dimensions parcel height, ["]: 12.81
  • Dimensions parcel width, ["]: 15.06
  • Parcel weight, [lbs]: 9.73

Free Shipping

When you spend $50+

Contact Support

Talk to a real human on our team

Find a Dealer

Find your local SIERRA or Dometic dealer

Interchange for 5W-30 FC-W Semi Synthetic Catalyst Oil, 5 Qt | 18-9555CAT-4

This product replaces: Indmar 872004

*Can't find what you're looking for? Search the entire SIERRA catalog with our parts-finder tool

ALMOST 60 YEARS OF SIERRA

SIERRA has a 58-year history as a leading global manufacturer of aftermarket engine and drive parts for the marine industry. The SIERRA brand encompasses the full SIERRA Marine product lines, as well as expansive brands formerly known as Shields and Moeller.

Learn More