Replace your factory downpipe with this upgraded JHM high flow cat!
Replace your factory downpipe with this upgraded JHM high flow cat!
Choose between a 2.5" or 3.0" valved mufflers to complete your custom exhaust.
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Unleashes a throaty growl and exotic tone that exudes the sound of performance - Deletes front-most resonator
This product was last offered at the strikethrough price on
06-28-2026
3.0" T304 Stainless system produces gains of up to 25hp.
For vehicles up through 2020
Designed to seamlessly fit in place of factory catalytic converter
This product was last offered at the strikethrough price on
07-10-2026
This system deletes the factory resonator and replaces it with 3” tubing to produces a moderate exhaust tone.
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
07-18-2026
T304 Stainless down pipe that installs directly after the factory catalytic converter
This product was last offered at the strikethrough price on
07-10-2026
complete drop-in upgrade will bolt up to stock/Stock Fit Turbo
This product was last offered at the strikethrough price on
06-28-2026
Includes all gaskets and hardware to install a new turbocharger
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This product was last offered at the strikethrough price on
05-02-2026
Max gains of +16 WHP and +17 WTQ on our B9 A4 equipped with a Luft-Technik intake, ECS Intercooler/charge pipes, and a stage 1 tune!
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For vehicles up through the 2018 model year only (Pre-Facelift)
2.25" stainless steel with dual 100mm 'GT100' style polished exhaust tips
Features high-flow 2.5" piping, 90mm twin exhaust tips, and iE's DroneTrap technology
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High flow, stainless downpipe kit to be used with factory exhaust
Fits manual transmission models only - To be used with factory exhaust
Designed using CAD modeling software to produce smooth gradual bends, eliminating flow interference.
Stainless steel system with high flow catalytic converter
Requires Dual exit rear valance
Transform the sound and performance of your vehicle with a cat-back and a Luft-Technik Intake System
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Fits vehicles with manual transmission only
This product was last offered at the strikethrough price on
05-05-2026