Biturbo Exhaust System Kits

MaxFormance Stinger Exhaust Mod Kit Installed

MaxFormance Stinger Exhaust Mod Kit

For use on all original Tomos A55 exhausts except Arrow with dual headlights

Description: If you have a Tomos A55 exhaust that is plugged up or want the ability to adjust your exhaust backpressure and sound this kit is for you. Utilizing the legendary SuperTrapp three inch diffuser disc system allows for complete tunability of sound and backpressure level. No other moped exhaust system gives you this versatility. This is a modification kit to be used with the original Tomos A55 exhaust. Hack sawing and drilling one hole is required.

Allows adjustment of backpressure & sound

Can be disassembled for cleaning

Works great with 70cc kits or stock engines

Reduces total exhaust weight by one pound

Instructions & neccessary hardware included

Individual replacement kit parts available

Mod kit price (#MF-A55MOD)-----$149.95

Additional 3" diffuser discs (#304-6506)-----$2.59 each

Warning: The parts shown above are for off road use only and should not be mounted on any unit intended for legal street use. These parts may produce more power than the moped was designed for. Use at your own risk.

Tomos Performance Exhaust System on Arrow

Tomos Performance Exhaust System on Streetmate

Tomos Performance Exhaust Systems

Description:

Chrome exhaust with expansion chamber

Includes hardware for mounting

Fits A55 engine, has blue silencer (#A55-TEC-B)-----$199.95

Fits A55 engine, has silver silencer (#A55-TEC-S)-----$209.95 OUT OF STOCK

Fits A55 engine, has carbon fiber silencer (#A55-TEC-C)-----$209.95 OUT OF STOCK

Fits A35 engine, has blue silencer (#A35-TEC-B)-----$199.95

Fits A35 engine, has silver silencer (#A35-TEC-S)-----$209.95

Fits A35 engine, has carbon fiber silencer (#A35-TEC-C)-----$209.95

Biturbo Exhaust System Kits

Increase your moped's acceleration and top speed with a high performance Biturbo Exhaust System

Description:

Biturbo one-piece exhaust kit

Chrome with gold silencer

Includes exhaust pipe assembly, 2 brass nuts & exhaust gasket

For all Tomos mopeds with A55 engine except Revival (#RA-633318)-----$139.95

For all Tomos mopeds with A35 engine except Revival (#RA-542400)-----$109.95

For Tomos Revival with A35 engine (#RA-440100)-----$109.95

For Puch Maxi (#RA-542500)-----$109.95

Replacement exhaust gasket (#RA-405100)-----$3.00

Replacement brass nuts (#RA-430300)-----$1.50 each

Tomos (A55) Performance Exhaust with carb jet included

Fits all Tomos mopeds with the A55 engine

Black exhaust with chrome heat shield

Looks exactly like the orginal exhaust except 3" shorter

Weighs 6 1/2 pounds

(#RA-633234)-----SOLD OUT (not pictured)

Biturbo Exhaust System Replacement Parts

Birturbo Parts

Baffle for two piece Biturbo (#RA-495000)-----$19.95
Insulation (#RA-495100)-----$9.95
End cap (#RA-495300)-----$6.95
Circlip (#RA-495400)-----$3.95
Tall brass nuts (#RA-430300)-----$1.50 each
Gasket (#RA-405100)-----$2.95

Note: Adding a tooth to the front sprocket will increase the moped's top speed. Subtracting a tooth will give the moped a quicker takeoff and more power for steep hills or heavy loads.

Tomos Moped & Motorcycle Front Sprockets

Specifications: Front sprockets

Before ordering determine if your moped has a flat or dished front sprocket

For use on Tomos A55, A35 and A3 engines

25 tooth flat sprocket (#RA-425000)-----$21.95

26 tooth flat sprocket (#TO-209078)-----$19.95

27 tooth flat sprocket (#RA-427000)-----$19.95

26 tooth dished sprocket (#DISH26)-----$24.95

27 tooth dished sprocket (#DISH27)-----$24.95

NOTE FOR 27 TOOTH SPROCKETS: Some Tomos engine cases may require a slight modification (grinding out of some material) to obtain proper chain clearance toward the front of the sprocket.

Note: Subtracting teeth from the rear sprocket will increase the moped's top speed. Adding teeth will give the moped a quicker takeoff and more power for steep hills or heavy loads.

Tomos Moped & Motorcycle Rear Sprockets

Specifications: Rear sprockets

24 tooth Arrow sprocket (#24TO-ARROW)-----$19.95
Sprockets listed below WILL NOT fit Arrow
31 tooth sprocket (#31TO-227863)-----$19.95
28 tooth sprocket (#28TO-223119)-----$19.95
24 tooth sprocket (#24TO-227361)-----$19.95
22 tooth sprocket (#22TO-222586)-----$19.95
20 tooth sprocket (#20RA-633084)-----$19.95

NOTE FOR 20 TOOTH SPROCKETS: Tomos wheel will require modification (machining clearance for chain). We will machine this clearance into your wheel for $32.50 plus shipping. The wheel needs to have the tire removed and the wheel bearings in the wheel.

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