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What’s Underneath This GT3 RS: The Sound That Replaces the Crowd for Hunter Lawrence After a Race
Outside of motocross, Hunter Lawrence finds passion in high-revving sports cars. Discover what’s under his GT3 RS—and why stock just wasn’t enough.
Unlocking the Power: 718 GT4 RS Gains +17 WHP Without Tuning
Unlock +17 WHP on your Porsche 718 GT4 RS with Fi EXHAUST. Dyno-tested performance gains without ECU tuning or CEL. Experience pure motorsport sound and proven power.
Single vs. Dual Front Mid Pipe: Choosing the Best Fi EXHAUST Setup for Your BMW G8X M2 / M3 / M4
Explore Fi EXHAUST options for BMW M2, M3 & M4 G87, G80, G82. Compare single vs dual front mid pipe catback exhaust, sound profiles, and remote valve control features.
Unlocking the Power: 992 GT3 RS +25 WHP Without Tune with Fi EXHAUST Race Version
Discover the impressive power gains and enhanced driving experience from Fi's Race Version exhaust for the Porsche 992 GT3 RS. Our dyno test reveals a 25 WHP increase over stock setup without any ECU tune.
What’s Underneath This GT3 RS: The Sound That Replaces the Crowd for Hunter Lawrence After a Race
Unlocking the Power: 718 GT4 RS Gains +17 WHP Without Tuning
Single vs. Dual Front Mid Pipe: Choosing the Best Fi EXHAUST Setup for Your BMW G8X M2 / M3 / M4
Unlocking the Power: 992 GT3 RS +25 WHP Without Tune with Fi EXHAUST Race Version
Latest News
What’s Underneath This GT3 RS: The Sound That Replaces the Crowd for Hunter Lawrence After a Race
Outside of motocross, Hunter Lawrence finds passion in high-revving sports cars. Discover what’s under his GT3 RS—and why stock just wasn’t enough.
Unlocking the Power: 718 GT4 RS Gains +17 WHP Without Tuning
Unlock +17 WHP on your Porsche 718 GT4 RS with Fi EXHAUST. Dyno-tested performance gains without ECU tuning or CEL. Experience pure motorsport sound and proven power.
Troubleshooting Fi EXHAUST Valves: Complete Steps to Diagnose and Fix Issues
Having trouble with your Fi EXHAUST valve system? Follow our complete troubleshooting guide — from checking the remote and control box to inspecting the solenoid and vacuum tube — to quickly identify the issue.
Johnny Lieberman’s GR Corolla: Built to Outrun Porsches, Backed by Fi EXHAUST
Automotive journalist Johnny Lieberman builds a wild Toyota GR Corolla featuring a custom Fi EXHAUST quad-exit catback and downpipe. Hear how our system helped him transform the car into a Porsche-chaser in the canyons.
Unlocking the Power: 718 GT4 RS Gains +17 WHP Without Tuning
Unlock +17 WHP on your Porsche 718 GT4 RS with Fi EXHAUST. Dyno-tested performance gains without ECU tuning or CEL. Experience pure motorsport sound and proven power.
Troubleshooting Fi EXHAUST Valves: Complete Steps to Diagnose and Fix Issues
Having trouble with your Fi EXHAUST valve system? Follow our complete troubleshooting guide — from checking the remote and control box to inspecting the solenoid and vacuum tube — to quickly identify the issue.
Single vs. Dual Front Mid Pipe: Choosing the Best Fi EXHAUST Setup for Your BMW G8X M2 / M3 / M4
Explore Fi EXHAUST options for BMW M2, M3 & M4 G87, G80, G82. Compare single vs dual front mid pipe catback exhaust, sound profiles, and remote valve control features.
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Dyno Results: ArabGT G42 M240i Gains +54WHP with Valvetronic Exhaust & Stage 2 Tune
Upgrade your BMW G42 M240i with the Fi EXHAUST high-flow system + Stage 2 Tune for +54whp & +48Nm! Experience faster acceleration – 0-100 km/h drops from 4.16s to 3.67s, and 1/4 mile improves to 11.64s. Boost turbo response, enhance exhaust sound.
What’s Underneath This GT3 RS: The Sound That Replaces the Crowd for Hunter Lawrence After a Race
Outside of motocross, Hunter Lawrence finds passion in high-revving sports cars. Discover what’s under his GT3 RS—and why stock just wasn’t enough.
Johnny Lieberman’s GR Corolla: Built to Outrun Porsches, Backed by Fi EXHAUST
Automotive journalist Johnny Lieberman builds a wild Toyota GR Corolla featuring a custom Fi EXHAUST quad-exit catback and downpipe. Hear how our system helped him transform the car into a Porsche-chaser in the canyons.
Gabe Florido’s 2024 M2 Gets a Deeper Exhaust Tone with New Single Front Mid Pipe Setup
Explore Gabe Florido's 2024 BMW M2 build, featuring a deeper exhaust tone with the new single front-mid pipe setup and stunning Vossen GEN-03 series wheels.
Why Am I Obsessed with the BMW E60 M5?
Today, we're lucky to have Vehicle Virals from Florida, USA, a BMW fanatic, YouTuber, and a staunch supporter of Fi EXHAUST, to show us how he's set free the legendary E60 M5 using Fi's performance valvetronic exhaust system.
The GR Garage Launch Echoes Through Taipei—Fi EXHAUST Lends its Sound.
Experience the sound of performance. Fi EXHAUST joins Toyota GR Garage Taiwan, showcasing precision exhaust systems for the GR Yaris, GR 86, and GR Supra. Engineered to match each model’s unique character.
Don’t Miss These Must-See Builds at TOKYO Auto Salon 2025
Explore the excitement of TOKYO Auto Salon 2025 with our featured builds at the MAX ORIDO and AIMGAIN booths. Discover the 991.1 Turbo, FL5 Civic Type R, and the debut of the AIMGAIN SPORT Wide Fender Ver. RZ34 Nissan Z—each showcasing cutting-edge performance and design. Join us in Hall 6 for an unforgettable experience!
Revving Up SEMA 2024: Fi Exhaust-Powered Supercars and Custom Projects You Can’t Miss
Explore Fi Exhaust’s symphonic supercars at SEMA 2024, featuring custom builds like the M2 Meister and roaring Ferrari 812 V12. Get an inside look at show highlights!
Recap of Fi Exhaust’s Thrilling Participation at Speedfest Indonesia with Autoclinic Indonesia
Fi Exhaust, in partnership with Autoclinic Indonesia, showcased high-performance Valvetronic exhaust systems at Speedfest Indonesia. Attendees experienced live demos of the BMW G30 530i and F87 M2, highlighting sound customization and precision engineering.