Unknown Performance

Be Unknown


Exhausts built using quality components and techniques that last.  Never taking short-cuts on processes.   



Intakes built to Customers specifcations using high quality, lightweight materials, and motorsport fabrication methods



Custom built components exceeding OEM Specifcation for aftermarket solutions



VQ Tuning, ECU Setup, Sensor Install, Wiring, and Consulting 

Turbo Kits

Complete turbo kits built to customer specifications.   


Turbo Kits built to the Customers Specifications using quality parts and motorsport grade technique and processes.


Turbo Kit Components

Customize Your Build
Unknown Performance Catch Can
4 Port Baffled Catch Can Powered Coated to Spec

DE/RevUp, HR, and VHR

Cold Side Pipe Kit
Cold Side Pipe Kit

DE/Rev-UP and HR

Please email for pricing
Hot Side Pipe Kit
Stainless Steel Hot Side Kit.
DE/Rev-Up or HR

Built to Spec

Please email for pricing
Aluminum Oil Sump Box
TIG Welded 6061 Aluminum

Built to Spec

Price Starts at $195
Chassis Mount Turbo Bracket
TIG Welded Stainless Steel

Built to Spec

Prices Start at $125
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Specializing in
the VQ Engine
Customizable Builds
Highest Quality Materials
TIG Welded Components
Customer Attention
Need additional help? Questions? Customizations:
Email us at
United State Environmental Protection Agency Statement
Unknown Performance does not and will not modify OEM emission compliance devices.  Vehicles arriving with non-OEM emissions control devices will not be serviced. 
Please refer to Section 203(a)(3)(B) of the Clean Air Act found here:
All Products and Services offered by Unknown Performance are intended for Competition Use Only.  Use of any Product or Service performed by Unknown Performance on Public DOT Roadways is contrary to Federal Law and is at the sole risk of the end user.
Unknown Performance cannot be held liable for products/services intended for Competition Use that are used on Public DOT Roadways. 
Competition Use is defined by organized (professional, amateurs, novice, etc.) racing events limited to closed racing identified and sanctioned by a racing organization.     

- - - Be Unknown - - -

Join the Unknown Performance Family

Call / Txt Msg:



9500 Mississippi Ave

Denver, Colorado 80248

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Unknown Performance

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