Go Fast Bits Mach 2 Atmos Conversion Kit - Trumpet, Spring and Plug

SKU: gfb5925 UPC: 9328022000329
In stock - 2 items available
Regular price $36.50

Have a question about this part? We'll answer it.

Verified Fitment & Application Support

This product is selected for proper fitment and compatibility with the listed engine application. Our team is available to assist with fitment questions, installation considerations, and supporting components to ensure a smooth install and reliable performance.

Compliance & Restrictions
California Proposition 65 (Prop 65)
WARNING: This product can expose you to chemicals which is known to the State of California to cause cancer and/or reproductive harm. For more information, visit www.P65Warnings.ca.gov.
CARB / California Emissions Compliance
This item may be restricted in California and other regions with emissions regulations. If applicable, it is intended for competition/off-road use only unless otherwise stated. It is the customer’s responsibility to confirm local compliance before purchase. Orders shipping to restricted areas may be canceled.

Go Fast Bits (GFB) part gfb5925, covering Mach 2 valves T9107 and T9125. The Mach 2 is supplied with the softer 6116 spring, which suits recirculating use or cars with 18 inHg or less idle vacuum.

This kit's firmer 6115 spring is there for engines where the piston will not stay shut once the valve vents to atmosphere. The 25mm plug seals the old plumb-back line.

Shipping Height: 0.1

Shipping Length: 4.0

Shipping Width: 3.0

Rebuilt by Techs Who Only Do Diesel

Injectors, pumps, and turbos, serviced by people who've been doing this for decades — not a parts counter with a catalog.

Get A Quote