Quick view 1" Header Sleeve Woven Material Thermal sleeving capable of withstanding 1100 degree Fahrenheit continuous. This non-flammable sleeve has a special weave that allows it to expand and contract over fittings. In addition, it has that old school sleeve look with modern heat shield... $8.99 Add to Cart
Quick view OMB Warehouse Header Exhaust Muffler Wrap Tape 10' x 2'' x 1/16'' Universal Muffler / Header / Exhaust Wrap. $12.65 Add to Cart
Quick view RLV 1" RLV Exhaust Silencer 1" RLV Exhaust Silencer. Slip-on fit for 1" headers. Use RLV_4140 to complete installation RLV Enviro-Safe 4-cycle silencers are WKA legal & IKF approved. Designed to reduce noise (4 dB to 6 dB) and backfire of the 4 cycle engine, not the horsepower. $45.95 $45.25 Add to Cart
Quick view RLV RLV 1-5/16" Stainless Muffler Clamp 1-5/16" Stainless steel silencer clamp for B91XL or B91MO $6.95 Add to Cart
Quick view RLV RLV Stock 1 5/16" Muffler (BP) RLV 4104 "Stock" muffler (B91XL 1-5/16") Comes with a clamp for the support bracket only. No clamp for the muffler to pipe is included $47.99 $46.99 Add to Cart
Quick view RLV Muffler, Open Modified 1 5/16" 1-5/16'' Modified RLV Exhaust Silencer RLV Enviro-Safe 4-cycle silencers are WKA legal & IKF approved. Designed to reduce noise (4 dB to 6 dB) and backfire of the 4 cycle engine, not the horsepower. Modified and open Comes with a clamp for the... $45.95 Add to Cart
Quick view Exhaust Gasket Fits Honda 18333-zk6-y00 Fits Gx240 Gx340 Gx390 Gxv120 Predator 301 420 Rotary Corp brand aftermarket product. Exhaust Gasket Fits Honda 18333-ZK6-Y00 Fits GX240 GX340 GX390 GXV120 4HP $3.98 $2.54 Add to Cart
SPECIAL ORDER Quick view Mud Boat Header GX390 Predator 420 13-15HP Clone Exhaust System (Header), Mud Motor, Mud Skipper, & Long Shaft - GX270, GX390, & 420cc Predator Exhaust designed to exit parallel with the output shaft. For Mud Boats. Muffler IncludedFits GX240 to GX390, 13/15 hp Chinese OHVs, & 420 Predators $54.99 Add to Cart
SPECIAL ORDER Quick view Header Side Exit GX390 Predator 301/420 Side exit header for big block OHV engines 1-1/8" pipe with the last stage at 1-5/16" Fits Honda GX240/270/340/390, Predator 301/420, and many 8-16HP Chinese OHV clone engines May require shorter header studs for mounting. Gasket is not included. $49.95 Add to Cart
Quick view RLV 1-1/8'' RLV Exhaust Silencer 1-1/8'' RLV Exhaust Silencer RLV Enviro-Safe 4-cycle silencers are WKA legal & IKF approved. Designed to reduce noise (4 dB to 6 dB) and backfire of the 4 cycle engine, not the horsepower. $43.95 Add to Cart
Quick view RLV RLV Trumpet End for 1" Header Pipes RLV Trumpet End for 1" headers Increased all-around performance Increased sound Slotted for easy assembly (or can be welded on) Clamp Sold separately. Use RLV_FAS6580 clamp $10.99 $10.95 Add to Cart
Sold out Quick view NONE DJ-3330S GX390 Metal Exhaust Gasket GX390 Metal Exhaust Gasket $2.12 Out of stock
Quick view RLV RLV Trumpet End for 1-5/16" Pipe Headers RLV Trumpet End for 1-5/16" headers Increased all-around performance Increased sound Slotted for easy assembly (or can be welded on) Clamp Sold separately. Use RLV_FAS6584 clamp $11.95 Add to Cart
Quick view OMB Warehouse Center Exit Header GX270 GX340 GX390 Predator 301 420 Performance Exhaust for Honda GX240 GX270 GX340 GX390, Predator 301 420, and similar 8 to 16 HP Chinese OHV engines. Center exit over rear tire.Heavy gauge steel This is a universal fit header and may not fit all minibike frames!WARNING: Pipe should be... $57.99 Add to Cart
Quick view RLV RLV Trumpet End for 1-3/8" Pipe Headers RLV Trumpet End for 1-3/8" headers Increased all-around performance Increased sound Slotted for easy assembly (or can be welded on) Clamp Sold separately. Use RLV_FAS6585 clamp $10.95 Add to Cart
SPECIAL ORDER Quick view OMB Warehouse Header Insulation Tape - 25' 25' x 2'' x 1/16'' $31.35 Add to Cart
Sold out Quick view Mud Boat Loop Header GX390 Predator 420 13-15HP Clone Header, Mud Motor & Boat, High-Performance Loop - GX270, GX390, & 420cc Predator High-Performance Loop Pipe for modified Mud MotorsExhaust designed to exit parallel with the output shaft. For Mud Boats. Fits GX390s, 420 Predators, and most... $93.99 Out of stock
SPECIAL ORDER Quick view 6" Silencer sleeve kit - w/clamps 6" Silencer Sleeve Kit - w/Clamps for RLV silencers $4.85 Add to Cart
Sold out Quick view Exhaust Gasket Honda GX390 Predator 420 Replacement exhaust gasket for Honda GX110 GX140 OEM part number 18381-ZE1-800 $2.50 Out of stock
SPECIAL ORDER Quick view Replacement Muffler for Honda GX390 Predator 420 13HP Clones OEM Take off, complete with shield. Gaskets not included. Fits Honda GX390, Predator 420, and many 13HP ClonesMay vary from picture. $21.99 Add to Cart
Sold out Quick view RLV 1-5/16 Stainless T-Bolt Clamp Stainless Steel T-Bolt Clamp for muffler/silencers going on 1-5/16" header pipe $9.95 $8.40 Out of stock
SPECIAL ORDER Quick view RLV 1-3/8" Stainless T-Bolt Clamp Stainless Steel T-Bolt Clamp for muffler/silencers going on 1-3/8" header pipe $7.95 Add to Cart
