Valvetronic Valved Race Exhaust System for Porsche 911 Turbo 991.1 / 991.2

Valvetronic Valved Race Exhaust System for Porsche 911 Turbo 991.1 / 991.2

Grade 5 Titanium / Sport Catback System
$4,999.99 $5,999.99

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Valvetronic Valved Race Exhaust System for Porsche 911 Turbo 991.1 / 991.2
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  • Valvetronic Valved Race Exhaust System for Porsche 911 Turbo 991.1 / 991.2
  • Valvetronic Valved Race Exhaust System for Porsche 911 Turbo 991.1 / 991.2
  • Valvetronic Valved Race Exhaust System for Porsche 911 Turbo 991.1 / 991.2
  • Valvetronic Valved Race Exhaust System for Porsche 911 Turbo 991.1 / 991.2
  • Valvetronic Valved Race Exhaust System for Porsche 911 Turbo 991.1 / 991.2
  • Valvetronic Valved Race Exhaust System for Porsche 911 Turbo 991.1 / 991.2
  • Valvetronic Valved Race Exhaust System for Porsche 911 Turbo 991.1 / 991.2
  • Valvetronic Valved Race Exhaust System for Porsche 911 Turbo 991.1 / 991.2
  • Valvetronic Valved Race Exhaust System for Porsche 911 Turbo 991.1 / 991.2
  • Valvetronic Valved Race Exhaust System for Porsche 911 Turbo 991.1 / 991.2
  • Valvetronic Valved Race Exhaust System for Porsche 911 Turbo 991.1 / 991.2
  • Valvetronic Valved Race Exhaust System for Porsche 911 Turbo 991.1 / 991.2
  • Valvetronic Valved Race Exhaust System for Porsche 911 Turbo 991.1 / 991.2
  • Valvetronic Valved Race Exhaust System for Porsche 911 Turbo 991.1 / 991.2
Valvetronic Valved Race Exhaust System for Porsche 911 Turbo 991.1 / 991.2
SKU: POR.991.TUR.VSES.TI

Valvetronic Valved Race Exhaust System for Porsche 911 Turbo 991.1 / 991.2

shipFree Shipping to the 48 Contiguous States

$4,999.99 $5,999.99

Porsche 991 Turbo / Turbo S – Titanium Valved Exhaust System

Grade 5 Titanium • Center X-Pipe • True Motorsport Tone

Overview

The 991 Turbo is the benchmark for all-around performance—but like every turbocharged Porsche, the stock soundtrack falls short. Valvetronic Designs fixes that at the source. Our system starts with CAD-designed, CFD-tested exhaust manifolds to sharpen pulse timing and raise pitch for a cleaner, more motorsport-inspired note. Downstream, a valved titanium rear section delivers dual personalities on demand—raw and unfiltered when you want it, refined and comfortable when you need it.

Sound Dynamics

  • Valves Open: After the turbos, gases travel straight ~13 inches to atmosphere for an uncorrupted, razor-edged Porsche wail—crisp up top with aggressive shift pops.

  • Valves Closed: Flow is routed through two quad-chambered mufflers for a substantial drop in volume and a calm cabin demeanor.

  • Center X-Pipe: Smooths pulse interaction, kills drone, and adds a polished, high-frequency character throughout the rev range.

Performance & Engineering

  • CFD-Validated Manifolds: Optimized runner geometry improves pulse energy, response, and tone.

  • Grade 5 Titanium Construction: Extreme strength-to-weight with superior heat resistance.

  • Vacuum-Actuated Valves: Instant, reliable control of volume and character.

  • Precision TIG Welds: Hand-finished for durability and a showpiece finish.

  • Weight Savings: 9.5 lb lighter than the factory system.

  • 100% Reversible: Bolt-on design—return to stock anytime.

Visual Details

  • Signature Tips: Premium finishes that complement the 991 Turbo’s rear profile.

Fitment

  • 2014–2019 Porsche 911 (991) Turbo

  • 2014–2019 Porsche 911 (991) Turbo S

  • Grade 5 Titanium
  • CFD-Validated Manifolds: Optimized runner geometry improves pulse energy, response, and tone
  • Vacuum-Actuated Valves: Instant, reliable control of volume and character.
  • Weight Savings: 9.5 lb lighter than the factory system.

Direct bolt-on installation with no permanent modifications required.

Direct bolt-on installation with no permanent modifications required.

Warranty Coverage

All products manufactured by Valvetronic Designs are guaranteed to be free from manufacturing defects in materials and workmanship at the time of sale. A manufacturing defect is defined as any characteristic of the product that arises during the manufacturing process which impairs its usability for the purposes for which it was designed and manufactured.

Products are guaranteed to fit and function as designed on their intended vehicle application, provided the vehicle has not been modified or incurred structural damage. Sound or tone is not a warrantable or returnable issue, as exhaust sound is subjective and not considered a defect.

Warranty Periods

  • 304 stainless steel and titanium exhaust tubes and welds carry a Lifetime of Ownership limited warranty against defects in workmanship or material, including penetrating rust.
  • Mufflers and resonators carry a 3-year limited warranty against defects in workmanship or material, including penetrating rust.
  • Catalysts are warranted to conform to EPA emission testing and OBDII compatibility criteria for 25,000 miles from the date of installation, whichever occurs first.
  • Catalytic converter external shells, including end pipes, are warranted against corrosion and defective welding for 5 years or 50,000 miles from the date of installation, whichever occurs first.
  • Vacuum pots, electronic remotes, and mechanical valves are covered by a 1-year limited warranty.
  • Electronics, including 12V vacuum pumps, RF modules, and controllers, are covered by a 1-year limited warranty.
  • Tip finish is covered by a 1-year limited warranty.

Warranty Terms

  • Warranty coverage begins on the purchase date and applies only to the original purchaser.
  • This warranty is not transferable or assignable at any time.
  • Discoloration caused by heat, salt, brine, or other road treatments is not covered.
  • Tip finish discoloration or damage caused by heat, chemicals, lack of maintenance, road salt, brine, other road treatments, road debris, or misuse is not covered.

FULL WARRANTY POLICY CAN BE FOUND HERE

Fits: 2018-2021 Porsche Turbo, Turbo S

Porsche 991 Turbo / Turbo S – Titanium Valved Exhaust System, with valve controller and wiring harness

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