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Outer Saver for HPI.21+, MSF w/ Outside Foam-OS1400

Outer Saver for Motor Saver with Outside Foam, HPI .21+

Fits: Motor Saver filters with outside foam, HPI .21+ Air Cleaner (87198), HPI (72438), DuraTrax Warhead MT, Integy Xtra Large Monster Truck Series, Losi LST, LST2 & AFT, Ofna Jammin X1, RB Innovations High Performance Cyclone, RB Products Air Filter System, and more.

  • The new Outer Saver pre-filter has the same high quality, fine micron opening as our new line of Large 1/8 Scale Off-Road air filters.
  • Outer Savers maintain high airflow longer than oiled 2-stage foam air cleaners alone. Outer Saver pre-filters do not restrict airflow.
  • Models come with or without a pre-punched hole.
  • Secures tightly around existing filters helping foam and internal plastic parts to stay in place.
  • Designed to be blown clean with compressed air or lightly rinsed with soap and water.
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Fits 151660, 151690 and SAV90. Also fits RT60 and TMX60 with outside foam (sold separately).
Part No. OS1400

Actual Dimensions
Best Fit Range
Shape: Round Length: 1-5/8" to 1-3/4" (41mm to 44mm)
Length: 2-5/16" (58mm) Width: 1-3/4" to 2-1/16" (44mm to 52mm)
Width: 2-1/8" (54mm) Height:1-3/4" to 2-1/16" (44mm to 52mm)
Height: 2-1/8" (54mm)  


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