Shift-Tech
ST4011 SHIFT-TECH PERFORMANCE DECAT PIPE DESERT X
ST4011 SHIFT-TECH PERFORMANCE DECAT PIPE DESERT X
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ST4011 – Cat-Delete Stainless Link Pipe
Fits All Years / Models Desert X Euro 5 Spec. -- not the New upcoming Model with the new 955V2 Motor.
For Race Use Only – Not Street Legal
Does not comply with EPA or DOT regulations
Product Description
The ST4011 Stainless Cat-Delete Link Pipe allows you to remove the bulky, restrictive OEM catalytic converter (muffler box) and replace it with a lighter, better-flowing stainless steel alternative — all while maintaining compatibility with your current exhaust setup.
Key Features:
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Direct Fit for All Years/Models
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Simple 15–20 Minute Installation – No special tools needed
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Retains Compatibility with OEM Muffler
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Also Fits Any Slip-On Designed for OEM Cat Setup
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Noticeable Sound Improvement — Even with stock exhaust
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No ECU Tune Required
⤷ Pipe diameter is optimized to maintain proper back pressure with stock tune -
Stainless Steel Construction – Durable, heat-resistant, and lightweight
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Fully Reversible – Can reinstall the OEM cat at any time
Tuning Notes:
While no ECU remap is required to run this cat-delete pipe, performance gains can still be achieved with a tune — even on a fully stock setup. The system is designed to run safely and efficiently with the factory ECU, thanks to proper pipe sizing and flow characteristics.
⚠️ Race Use Only
This product is intended for closed-course competition only. It is not approved for street use and will not pass emissions testing in most regions. Always check your local laws before installation.
