Products

Typically ship within a few business days Comes with a Carbon Fiber Heat Guard System Improves Performance and Sound While Drastically Reducing Weight Available dB reducing Inserts: Stage 1 Q5 Stage 2 Q4 (sold separate) Stainless Steel Tubing *Does not meet emission requirements for street or highway use.

Typically ship within a few business days 304 Stainless Steel Tubing Eliminates Stock Catalytic Converter Stage 1 Q8 Quiet Insert Compatible. Sold Separately (Qty. 2)  Q6 Stage 2 Quiet Insert Compatible. Sold Separately (Qty. 2) *Does not meet emission requirements for street or highway use.

Typically ship within a few business days 304 Stainless Steel Tubing Retains Stock Catalytic Converter Stage 1 Q8 (2 required) Quiet Inserts Sold Separate  Q6 Stage 2 (2 required) Quiet Inserts Sold Separate *Does not meet emission requirements for street or highway use.

2009-14 Yamaha R1 stainless steel undertail slip-on’s with carbon fiber canisters.  Retain stock catalytic converter. 304 Stainless Steel Tubing Retain Stock Catalytic Converter Stage 1 Q8 (2 required) Quiet Inserts Sold Separate  Q6 Stage 2 (2 required) Quiet Inserts Sold Separate Does not meet emission requirements for...

Typically ship within a few business days  *Does not meet emission requirements for street or highway use. 304 Stainless Steel Tubing Stage 1 Q8 Quiet Insert Compatible. Sold Separately (Qty. 2)  Q6 Stage 2 Quiet Insert Compatible. Sold Separately (Qty. 2)

Typically ship within a few business days 304 Stainless Steel Tubing Retain Stock Catalytic Converter Stage 1 Q8 Quiet Insert Compatible. Sold Separately (Qty. 2)  Q6 Stage 2 Quiet Insert Compatible. Sold Separately (Qty. 2) *Does not meet emission requirements for street or highway use.

Typically ship within a few business days 304 Stainless Steel Tubing Retain Stock Catalytic Converter Stage 1 Q8 Quiet Insert Compatible. Sold Separately (Qty. 2)  Q6 Stage 2 Quiet Insert Compatible. Sold Separately (Qty. 2) *Does not meet emission requirements for street or highway use.

Will Fit Up To The Stock Muffler or Most Aftermarket Slip-On’s That Do Not Remove CAT Stainless Steel Tubing Typically ship within a few business days *Does not meet emission requirements for street or highway use.

Universal Catalytic Converter Removal Tube Will Fit Up To The Stock Muffler or Most Aftermarket Slip-On’s That Do Not Remove CAT Stainless Steel Tubing Does not meet emission requirements for street or highway use.

Universal Header Kit M4 Performance Exhaust universal header kit for the Z900.  The 304 stainless steel system features equal length headpipes and a true high flow merge collector.  The system will fit most aftermarket slip-on’s or even the stock muffler.  Using the M4 header...

Typically ship within a few business days Saves 5.4 lbs Over Stock System Retains Stock Catalytic Converter Stock 83dB @ 5,000 RPM   M4 95dB @ 5,000 RPM *Does not meet emission requirements for street or highway use.

X96 Carbon Fiber Canister Saves 5lbs over stock Retains stock catalytic converter Comes pre-installed with a stage 1 Q8 quiet insert Stock db is 87 @ 6,000 rpm / M4 db is 97 @ 6,000 rpm Increases Performance Typically ship within a few business days *Does...

Typically ship within a few business days M4 feels this is the perfect slip-on as it gives great styling, performance and sound to the FZ-10/MT-10. Pre-installed quiet insert Q7 Saves 12 lbs Over Stock System Removes Stock Exhaust Valve and Catalytic Converter 100 dB @...

Typically ship within a few business days This System Will Wake Your SV Up! Bolt On 10 Horsepower! Retains Passenger Foot Peg Assembly In Standard Mount Form Available dB Reducing Inserts: Stage 1 Q5 Stage 2 Q4 (sold separate) Stainless Steel Tubing  *Does not meet emission requirements for...

Typically ship within a few business days Ceramic Coated Black GP Canister Comes Pre-Installed with Q1 Quiet Insert Stage 2 Q3 Quiet Insert Sold Separate Stainless Steel Tubing Note: This system is used for both the GSX-R600 and 750. *Does not meet emission requirements for street or highway use.

Typically ship within a few business days Titanium Canister with Carbon Fiber End Cap Stainless Steel Tubing Compatible With Stock Passenger Foot Peg or Supplied Race Bracket Q5 Stage 1 and Q4 Stage 2 Quiet Inserts Sold Separate Note: This system is used for both the GSX-R600 and...

Typically ship within a few business days *Does not meet emission requirements for street or highway use. Large Diameter Dyno Tuned System for Ultimate Performance 304 Stainless Steel Tubing 10% Horsepower Increase at Redline 7.4 lb Weight Savings vs Stock Retains Passenger Foot Peg...

Typically ship within a few business days *Does not meet emission requirements for street or highway use. Large Diameter Dyno Tuned System for Ultimate Performance Race Mount Comes with a Race Bracket Which Eliminates Passenger Foot Pegs Not Compatible with Stock Passenger Foot Peg...

Typically ship within a few business days *Does not meet emission requirements for street or highway use. X96 Carbon Fiber Canister Saves 7.6lbs Compared to Stock M18 O2 Bung for Use with Aftermarket Fuel Controllers Compatible with Stock Passenger Foot Peg or Supplied Race...

Weight Savings: 10.2 lbs Valve Removal: YES Remove CAT: YES Compatible with Stock Passenger Foot Peg or Supplied Race Bracket Come with O2 bung: YES / M18 Stock dB/ RPM: 95 dB @ 7,000 RPM M4 DB/ RPM: 110 dB @ 7,000 RPM Stock Max HP/ RPM: 170.4 HP @ 11,800...