Description:

The Porsche 718 GT4 and Boxster Spyder are outstanding driver’s cars, but their factory exhaust note lacks the character and intensity enthusiasts expect. Valvetronic Designs changes that. Drawing from Valvetronic’s development of the 992 GT3 RS and GT4 RS platforms, this valved exhaust system injects the high-pitch exotic tone Porsche purists crave—transforming the flat stock sound into something truly spine-tingling. This system blends lightweight titanium craftsmanship, race-inspired headers, and OEM-level integration to deliver a raw, emotional sound without compromising drivability. From the factory, the 718 GT4 and Spyder sound muted and flat. Valvetronic’s system transforms the experience, pulling inspiration from Porsche’s greatest engines to create a soundtrack worthy of the chassis.

Features:

Fitment: 2020+ Porsche 718 Cayman GT4; 2020+ Porsche 718 Boxster Spyder; 2020+ Porsche 718 GTS (4.0)
Fitment Note: Bracket note: Early 2020 GT4/Spyder models (built before February 2020) use different exhaust brackets than later models. Please check your car’s bracket style before ordering
Material: Grade 5 Titanium
System Type: Valved cat-back exhaust system
Tips: 4.0" Tips
Valves: Vacuum-actuated exhaust valves (2.5" valve diameter)
Control: No compromises—factory operation retained
Valves Open: Maximum flow, aggressive tone, exotic high-pitch sound
Valves Closed: Routed through quad-chamber mufflers for significantly reduced volume, ideal for long drives or discreet use
Weight Savings: 34.8 lbs lighter than stock
Included: Valvetronic Valved Sport Exhaust System for Porsche 718 GT4 / Boxter Spyder
Product Weight: 29 lbs
Manufacturer Part Number: POR.718.GT4.VSES.TI
Made In: China
Warranty: Lifetime of Ownership limited warranty on 304 stainless steel and titanium exhaust tubes and welds (including penetrating rust); 3-year limited warranty on mufflers and resonators; 1-year limited warranty on valves, vacuum pots, remotes, electronics and tip finish (original purchaser only)

Sound Clip 1

Sound Clip 2

Valve Troubleshooting Guide

Valvetronic Warranty & Returns Policy

SKU’S:
POR.718.GT4.VSES.TI