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Helicopter Mufflers
Tuned Muffler for 3D
# Click on picture to zoom Applicable for
HelicoptersApplicable for
EngineSB-8SR 
Shuttle Raptor OS32SX-H SB-6RS 
Shuttle Raptor OS37 SB-7 3D 
Shuttle Raptor OS37 
Tuned Muffler for 3D
# Click on picture to zoom Applicable for
HelicoptersApplicable for
EngineSAB-50 3D 
Raptor
T-REX600NOS50
YS50SAB-50 3D TT 
Raptor
T-REX600NThunder Tiger RL-53H SB-60-70 
OS 70 SAB-55 
YS56
OS55Muffler for F3C
# Click on picture to zoom Applicable for
HelicoptersApplicable for
Engine#950 
Freya OS91C-SPEC. SZ #952 
Freya OS91HZ #953 
Freya YS91ST.SR #994 
Freya OS91SZ
OS91C-SPEC#995 
Freya YS91ST.SR Tuned Muffler for 3D
# Click on picture to zoom Applicable for
HelicoptersApplicable for
EngineSB-18 FH 
Front Head OS91SZ SB-19 FH 
Front Head YS91ST. SR SB-20 FH 
Front Head OS91HZ-PS SB-20FH-2 
Front Head OS91HZ & HZ-R SB-21FH 
Front Head OS 91 SPEED HR-Z 3D SB-22FH 
Front Head OS 105 – 3D SB-23FH 
Front Head YS120SR SB-70
Front Head OS YS 60,70 Gasoline Muffler
# Click on picture to zoom Applicable for
HelicoptersApplicable for
EngineSB-12R 
Rear Head ZENOAH 23-26 SB-15 
Front Head OSH-GT15-3D
