Granatelli
Granatelli Dual 2.5" Vacuum/Pressure-Controlled Exhaust Cutout Kit, Stainless Steel Slip-Fit – 309525K
Granatelli Dual 2.5" Vacuum/Pressure-Controlled Exhaust Cutout Kit, Stainless Steel Slip-Fit – 309525K
Regular price
$358.20 USD
Regular price
$377.06 USD
Sale price
$358.20 USD
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- Tracking emailed when it ships
- Free fitment check before you order
Dual 2.5" Vacuum/Pressure-Controlled Exhaust Cutout Kit, Stainless Steel Slip-Fit by Granatelli. Check the part number and details below against what you are replacing. Exhaust parts carry gases away from the engine, quiet the sound and clean up emissions.
Quick facts
- Brand: Granatelli
- Part type: Exhaust part
- Part number: 309525K
Specifications
- SKU: 309525K
- Wireless remote control: Open or close the cutout from the driver's seat.
- CNC-machined 6061 aluminum body: With a stainless steel butterfly plate and shaft.
- Slip-fit installation: Clamps onto the pipe, so no welding is required.
- Attribute: Specification
- Cutout size: 2.5" (63 mm)
- Configuration: Dual (one cutout per side)
- Control: Wireless remote and vacuum control box
- Vacuum source: Included vacuum pump
- Body: CNC-machined 6061 aluminum
- Butterfly plate and shaft: Stainless steel
- Turndown: Polished stainless steel, 45°, 360° adjustable V-band clamp
- Installation: Slip-fit (clamp-on)
- Kit includes: Two cutouts, turndowns, V-band clamps, vacuum pump, vacuum control box, wireless remote, vacuum lines and fittings
Tip: Check local noise and emissions rules, and use new gaskets and hangers when you fit it.

Granatelli exhaust part: what to know
A performance exhaust changes the sound and can improve flow; replacement parts restore a quiet, leak-free system.
Fitment notes
- Specs, lead time and warranty come from Granatelli and can change. The details above this guide are the latest we have.
Not sure it fits? Message us your vehicle details and we'll double-check fitment before you buy.
Ask about fitmentWhat else to plan for
- Clamps and hangers. Old hardware is usually rusted.
- Gaskets. New gaskets prevent leaks at each joint.
More for your car: Exhaust · Exhaust
Questions about exhaust part
Will this fit my car?
Check the title and details above for the vehicles and part number it is listed for. If you are not sure, contact us with your year, make, model, engine and trim and we will confirm fitment before you order.
Is this street legal where I live?
Rules vary by state. Check local noise and emissions rules before you buy.
Where do specs and warranty details come from?
From Granatelli. Each brand sets its own specs, lead times and warranty terms, and they can change. The product details above are the latest we have.
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