Tecnigas GP4 Nickel Exhaust - Piaggio & Vespa 50cc 4T (2V)
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Elevate your scooter's performance and style with the Tecnigas GP4 Exhaust System. Engineered specifically for Piaggio 50cc 4-stroke (2-valve) engines, the GP4 offers a "GP-style" aesthetic with a premium nickel-plated finish that resists corrosion and stays looking sharp long after standard painted pipes have faded.
This system is designed to provide a noticeable boost in mid-range torque and throttle response compared to the restrictive factory exhaust. Despite its sporty look, the GP4 is specifically baffled to remain quiet and neighbor-friendly, making it the perfect choice for daily commuters who want a lighter, more efficient setup without the high-decibel "drone" of a racing pipe.
Key Features:
- Corrosion Resistance: High-quality nickel plating provides a durable, mirror-like finish that won't rust.
- Weight Savings: Significantly lighter than the bulky OEM cast-iron exhaust for improved handling.
- Quiet Performance: Tuned for a deep, mellow tone that meets street-legal noise expectations.
- Complete Installation: Includes all necessary mounting brackets, hardware, and an instructional booklet.
Detailed Model Fitment:
Fits 50cc 4-Stroke (2-Valve) Piaggio engines found in the following models:
- Vespa: LX 50, Primavera 50, Sprint 50, Vespa S 50
- Piaggio: Fly 50, Liberty 50
- Aprilia: Scarabeo 50, Sport City One 50
- Derbi: Atlantis 50, Boulevard 50
Technical Specifications:
- Exhaust Style: GP-Style (Nickel Plated)
- Head Pipe Bolt Spacing: 40mm
- Head Pipe Inner Diameter: 18mm
- Engine Compatibility: 50cc 4-Stroke, 2-Valve ONLY
Safety & Legal:
• This product is intended for off-road/racing use only.
• Not legal for use on public roads or land.
• California Residents: Not legal for use on pollution-controlled vehicles.
Tech Tip: While this exhaust is a "bolt-on" upgrade, we recommend checking your spark plug color after installation. Some 4-stroke models may benefit from a slightly larger main jet to ensure the engine runs cool and maintains an optimal air/fuel ratio with the increased flow.
Shipping information
Orders are prepared as quickly as possible. Delivery times and shipping costs are calculated at checkout based on the destination and items ordered.
Returns & warranty
Please verify fitment and part number before ordering. Contact Thrifty Scooters promptly if an item arrives damaged or incorrect.