P/N EXF4102: B91 1 1/8" Exhaust Silencer TO FIT 1 1/8" OD 4 CYCLE PIPES. MSRP: Was: Now: $41.65 Compare
P/N EXF4104: B91 1 5/16" Exhaust Silencer FITS 1 5/16" OD 4 CYCLE PIPES AND WILL ALSO FIT A 1 1/4" OD 4 CYCLE PIPE WHEN USED WITH A P/N 4134 SHIM. MSRP: Was: Now: $41.65 Compare
P/N EXF4106: B91MO 1 5/16" Exhaust Silencer B91MO 1 5/16" MODIFIED AND OPEN SILENCER, FITS 1 5/16" OD 4 CYCLE PIPES. THIS MUFFLER IS USED FOR LIMITED, MODIFIED, OPEN AND TECUMSEH STAR (10HP) CLASSES. MSRP: Was: Now: $44.98 Compare
P/N EXF4108: World Formula Silencer, USA INCLUDES 2 SPRINGS. APPROVED BY BRIGGS & STRATTON TO BE USED WITH WORLD FORMULA PIPE P/N EXF5950. MSRP: Was: Now: $59.71 Compare
P/N EXF4110: World Formula Silencer, Canada INCLUDES 2 SPRINGS. CIK APPROVED FOR CANADA TO BE USED WITH WORLD FORMULA PIPE P/N EXF5950. MSRP: Was: Now: $125.00 Compare
P/N EXF4117: MINI91 1/2" Exhaust Silencer THREADED EXHAUST SILENCER, 1/2". MSRP: Was: Now: $17.25 Compare
P/N EXF9140: Locking Collar for B91 Silencer FOR P/N EXF4100 B91 SILENCER. EXTRUDED ALUMINUM CLAMP TO HOLD THE SILENCER ON TO THE PIPE. MSRP: Was: Now: $8.13 Compare
