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SKU: FS.FER.308.CB
Fabspeed 1984-1985 Ferrari 308 GTB GTS Mondial Premuffler Bypass Pipe
The Fabspeed FS.FER.308.CB is a direct bolt-on premuffler bypass pipe designed for 1984-1985 Ferrari 308 GTB GTS and Mondial US models. This hand-crafted 304 stainless steel X-pipe replaces the restrictive factory premuffler and catalytic converter setup for improved exhaust flow deeper V8 tone and modest power gains. It delivers an aggressive motorsport exhaust note while saving weight and enhancing throttle response.
Key Features
- Direct Bolt-On Replacement: Removes factory premuffler resonator and catalytic converter for unrestricted straight-through flow
- 304 Stainless Steel X-Pipe: Mandrel-bent 2-inch tubing with TIG-welded crossover reduces backpressure and adds power
- Deeper Exhaust Tone: Amplifies classic Ferrari V8 scream with aggressive motorsport sound no drone
- Lightweight Construction: Significantly lighter than OEM catalytic converter improves handling and response
- Polished Finish: Durable corrosion-resistant surface maintains show-ready appearance
Product Notes
- Fits 1984-1985 Ferrari 308 GTB GTS Mondial US versions Quattrovalvole Coupe Cabriolet base models
- Simple DIY bolt-on installation reuses factory hangers clamps no cutting or welding
- Backed by Fabspeed Lifetime Warranty on all performance products
Installation Notes
- Professional installation recommended.
- Installation time 1-2 hours with basic hand tools ramps jack stands
- Bolt-on design reuses factory hangers clamps and hardware
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1984-1985 | Ferrari | 308 GTB | US Versions Base Quattrovalvole Coupe |
| 1984-1985 | Ferrari | 308 GTS | US Versions Base Quattrovalvole Convertible |
| 1984-1985 | Ferrari | Mondial | US Versions |
Why Choose Fabspeed?
- World leader in Ferrari performance exhausts since 1993
- Hand-crafted in USA with dyno-tested designs for proven gains
- CNC mandrel-bent T304L stainless steel for precision fit and durability
Frequently Asked Questions
-
Q: Will this fit Euro-spec 308 models with catalytic converters?
A: No designed specifically for 1984-1985 US versions Euro models need different bypass pipe. -
Q: What material and finish does it use?
A: T304L 304 stainless steel mandrel-bent tubing polished finish for longevity and shine. -
Q: What warranty and installation details apply?
A: Limited Lifetime Warranty bolt-on install in 1-2 hours no welding required reuses OEM hardware.
Shipping & Handling
- Method: UPS FedEx Ground
- Availability: In stock - ships same or next business day
- Packaging: Official Fabspeed retail box
- Weight: Significantly lighter than OEM catalytic converter
Fabspeed
Fabspeed Motorsport is a Pennsylvania-based performance parts manufacturer that specializes in exhaust systems, sport catalytic converters, headers, downpipes, intake systems, and carbon fiber components engineered specifically for exotic and high-performance European sports cars including Porsche, Ferrari, Lamborghini, McLaren, BMW M, and Audi R8. Every Fabspeed product is TIG-welded from aerospace-grade stainless steel or titanium in the USA, dyno-tested for measurable power and sound improvement, and designed as a direct bolt-on replacement that preserves the factory catalytic converter monitoring system or provides an explicit sport cat solution for emissions-compliant upgrades. Exotic car owners who have already maximized software and cosmetic modifications choose Fabspeed exhaust systems because the brand's specialty focus on a narrow range of platforms produces fit quality and sound character that universal exhaust manufacturers cannot achieve. The brand's XperTune ECU calibr...
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