KOSO – Wahl Bros Racing

KOSO

KOSO, a synonym for quality and performance has been operating for more than 30 years . Designing and manufacturing high quality products, KOSO is well known in the motorcycle, snowmobile, ATV and scooter industries.

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Featured Products, Gauges & Tachs, Gauges, Mini, KOSO

KOSO Mini RPM Meter (BA003040)

$72.95

Carburetor Tuning, Fuel Systems, Fuel Systems Accessories, Gauges & Tachs, KOSO

Koso Air Density Gauge

$199.95

Fuel Systems, Fuel Systems Accessories, KOSO

Energizer Lithium Battery, CR2032

$1.45

KOSO Bung, Cap & Washer Kit (BG001813)

$21.95

KOSO Adjustable RPM Signal Filter (BO035000)

$29.95

Gauges & Tachs, KOSO

Koso Mini Thermometer

$55.95

KOSO Water Temp Sensor, Replacement (BF550023)

$33.95

Mounting Bracket, Mini Thermometer (BE006S00)

$16.95

O2 Adapter, Bosch Wideband Sensor (BG001855)

$43.95

KOSO Sensor Clamp w/Threaded Fitting (BI520001)

$13.95

Gauges & Tachs, KOSO

Koso Air/Fuel Ratio & RPM Data Logger

$359.95

KOSO Water Temp Sensor Adapter, 18mm (BG018B01)

$33.95

Gauges & Tachs, Gauges, Mini, KOSO

KOSO 200 Data Logger (DB-02S)

$346.95

Gauges & Tachs, KOSO

KOSO GPS Lap Timer (BA045100)

$319.95

Gauges & Tachs, KOSO

KOSO Wideband Air/Fuel Ratio Meter (BA004068)

$374.95

Gauges & Tachs, KOSO

KOSO EFI Tachometer with Dual Temperature (BA052001)

$218.95

KOSO Race Type O2 Sensor, narrow band (BG000S01)

$91.95

KOSO AC/DC Converter/Regulator (BL000010)

$44.95

KOSO Water Temp Sensor Adapter, 22mm (BG022B01)

$37.95

Gauges, Mini, KOSO