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Exhaust Tail Pipes

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99711125
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Exhaust tail pipes.

porsche

Fits:
Porsche 997.1 GT2 2007-09
Porsche 997 GT2 RS 2010-13

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Related, superseded, cross reference or alternative numbers for comparison.

99711125
99711125182
99711125282
99711125181
99711125281

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SL-EX-01
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Titanium exhaust tailpipe tips. Porsche 997 GT3, 991 GT3 and GT3 RS
Available in Black PVD coated Titanium and Raw Titanium


Porsche 911 GT3 style titanium exhaust tips for your Porsche GT3, GT3RS or classic Porsche using a GT3 muffler. Tube OD 89mm, tube length 140mm.
Extremely light weight and strong, perfect for your 
modern GT3/RS. 45% lighter than stainless steel, they weigh 825 grams saving significant weight at the rear.

Fits
Porsche 997 GT3
Porsche 997 GT3 RS
Porsche 991 GT3
Porsche 991 GT3 RS

Note:
This will not fit cars:
- with engine codes DNSA / DNSB - 4.0L with 520 Bhp
- released after 06/2017 with engine codes DGG / DGGA / DGGB

Titanium fasteners for exhaust tips or stock/OEM Porsche tips are also available, sold separately.



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Related, superseded, cross reference or alternative numbers for comparison.

SL-EX-01
99711125390
99711125393

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SL-EX-02
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Titanium exhaust tip titanium fastenings

silverlake

Fits
Porsche 997 GT3
Porsche 997 GT3 RS
Both Gen 1 and Gen 2
Porsche 991 GT3
Porsche 991 GT3 RS

Titanium exhaust fastener kit for Porsche 911 GT3/GT3RS style exhaust tips.

The kit includes 3x titanium flange nuts and 3 correct washers (two off-centered, and a standard washer).

Lighter than steel, they will not corrode and look good indefinitely.

The black nuts and washers are black titanium nitride coated, the silver, raw titanium.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

SL-EX-02
99711125390
99711125393
99908464901
99711175391
99711175391

The product you are viewing cross references to these numbers
Special Offer
SL-EX-03
Product Information
Product Information
Titanium exhaust tip titanium nut and bolt fastening kit.

Fits

Porsche 997 GT3
Porsche 997 GT3 RS
Porsche 991 GT3
Porsche 991 GT3 RS

Titanium exhaust fastener kit for Porsche 911 GT3/GT3RS style exhaust tips.

The kit includes 3x titanium flange nuts, 3 correct washers (two off-centered, and a standard washer) and 3 x bolts to install the exhaust tips when using a center muffler bypass exhaust. Bolts are raw titanium.

Lighter than steel, they will not corrode and look good indefinitely.

The black nuts and washers are black titanium nitride coated, the silver, raw titanium.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

SL-EX-03
99711125390
99711125393
99908464901
99711175391
99711175391

The product you are viewing cross references to these numbers
DISPLAYING 1 to 4 (of 4 products)
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About Exhaust Tail Pipes

Exhaust Tailpipes for Porsche | Performance, Sound & Style

Exhaust tailpipes are the final component of your Porsche’s exhaust system — a perfect blend of performance, engineering, and design. More than just a visual feature, the tailpipe plays a vital role in directing exhaust gases safely away from the vehicle, reducing back pressure, and enhancing exhaust tone.

At Design911, we supply a wide range of high-quality exhaust tailpipes for Porsche models, including 911, Cayman, Boxster, Panamera, and Macan. Available in stainless steel, carbon fibre, or titanium finishes, our tailpipes are precision-engineered to deliver optimal flow, durability, and style. Whether you’re replacing damaged parts or upgrading for a sportier look and sound, these components ensure a seamless fit and exceptional longevity.

What Do Exhaust Tailpipes Do?

Exhaust tailpipes are the exit point of the exhaust system, channeling gases from the muffler or rear silencer into the atmosphere. Their shape and size influence sound, flow dynamics, and visual appeal.

Core Functions:

  • Direct exhaust gases safely and efficiently away from the vehicle.
  • Enhance engine performance by reducing back pressure.
  • Shape exhaust sound, from refined tones to aggressive sport notes.
  • Add aesthetic appeal to your Porsche’s rear profile.
  • Provide corrosion resistance and long-term durability.

A well-fitted tailpipe ensures proper exhaust flow, contributing to both performance and driver satisfaction.

Why Do Exhaust Tailpipes Fail?

Tailpipes endure constant exposure to heat, moisture, and vibration. Over time, these factors lead to wear or damage that affects both performance and appearance.

Common Causes of Tailpipe Failure Include:

  • Corrosion or rust, especially from road salt or moisture.
  • Cracks or splits due to metal fatigue or vibration.
  • Impact damage from debris or curbs.
  • Discolouration from extreme exhaust temperatures.
  • Loose fittings or worn clamps leading to rattling or leaks.

When a tailpipe deteriorates, it can cause noise issues, reduced performance, and even exhaust leaks — all of which compromise driving experience and safety.

Why Replace or Upgrade Your Exhaust Tailpipes?

Replacing worn or damaged tailpipes not only restores your Porsche’s refined appearance but also ensures optimal exhaust flow and sound quality.

Key Benefits:

  • Restores performance by maintaining correct exhaust pressure.
  • Improves exhaust tone for a sportier or more refined sound.
  • Enhances visual appeal with polished or carbon finishes.
  • Prevents rust and exhaust leaks.
  • Direct-fit compatibility for Porsche 911, Cayman, Boxster, Macan, Panamera and more.
  • Available in single, dual, and quad outlet designs.

Whether for restoration or performance tuning, our high-quality tailpipes deliver reliability, longevity, and aesthetic excellence.

Highlights:

  • Premium exhaust tailpipes for Porsche performance models.
  • Constructed from stainless steel, carbon fibre, or titanium.
  • Improves exhaust tone and vehicle aesthetics.
  • Corrosion- and heat-resistant construction.
  • Direct replacement or performance upgrade options.
  • Precision-fit design for seamless installation.

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