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The Front Bumper Side Grille is a genuine OEM Porsche grille set designed for the side intake sections of the front bumper on compatible models, most commonly the Porsche 911 (991 generation). These grilles install into the left and right bumper openings to restore the factory-finished appearance while protecting the intake areas and components behind the bumper.
Fits:
- Porsche 991.1 R 4.0L (500 Bhp) 2016
- Porsche 991.1 GT3 3.8L (475Bhp) 2014-16
- Porsche 991.1 GT3 RS 4.0L (500Bhp) 2015-16
Diagram Ref No 3
Front bumper side grilles help maintain proper airflow routing to cooling ducts and reduce the chance of road debris entering the bumper intake areas. Over time, these grille inserts can become cracked, broken, or lose mounting tabs due to road impacts, parking damage, or removal during bumper repairs. Missing or damaged grilles can leave the front bumper looking incomplete and may expose cooling components to unnecessary dirt and debris.
What This Product Does:
- Finish and protect the front bumper side air intake openings
- Allow airflow into cooling ducts (radiators, brakes, etc. depending on model)
- Help block larger debris from entering the bumper intake areas
- Maintain OEM bumper appearance and factory fitment
- Support correct alignment of the side intake trim sections
Symptoms Of A Damaged Or Missing Side Grille:
- Broken grille fins/slats from road debris impact
- Cracked frame or damaged mounting tabs
- Grille loose, rattling, or sitting uneven in the bumper
- Missing side grille after accident repair or bumper removal
- Visible gaps or unfinished appearance in the side intake area
Why Replacement Matters:
- Restore factory-correct front bumper appearance
- Protect cooling components behind the bumper from debris
- Prevent loose grille pieces causing rattles or further damage
- Maintain proper airflow routing to cooling ducts
- Improve overall vehicle presentation and condition
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99150556
The product you are viewing cross references to these numbers
- Porsche 991.1 R 4.0L (500 Bhp) 2016
- Porsche 991.1 GT3 3.8L (475Bhp) 2014-16
- Porsche 991.1 GT3 RS 4.0L (500Bhp) 2015-16

Fits:
Porsche 991 R / GT3 / GT3 2013-17
Click 'Zoom in' for large parts diagram.
Diagram ref no 7
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99150571191
The product you are viewing cross references to these numbers
- Porsche 991.1 R 4.0L (500 Bhp) 2016
- Porsche 991.1 GT3 3.8L (475Bhp) 2014-16
- Porsche 991.1 GT3 RS 4.0L (500Bhp) 2015-16
- Porsche 991.2 GT3 4.0L (500 Bhp) / GT3 RS 4.0L (520 Bhp) 2017-19

Fits:
Porsche 991 GT3 2014-17
Porsche 991 GT3 RS 2014-21
Porsche 991 R 2014-21
Click 'Zoom in' for large parts diagram.
Diagram ref no 5
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99150571
The product you are viewing cross references to these numbers
- Porsche 991.1 R 4.0L (500 Bhp) 2016
- Porsche 991.1 GT3 3.8L (475Bhp) 2014-16
- Porsche 991.1 GT3 RS 4.0L (500Bhp) 2015-16
Enhance airflow, performance, and appearance with bumper grilles from Design911. These essential components are designed to improve cooling efficiency while protecting your Porsche’s radiator, intercooler, and engine bay from debris and road damage. Available for both front and rear bumpers, our grilles include OEM replacements, performance mesh inserts, and custom upgrades that maintain your Porsche’s aerodynamic balance. Whether you’re restoring a classic 911, upgrading a Cayman for track use, or replacing worn factory grilles, Design911 offers high-quality, precision-engineered grilles that combine function, form, and authentic Porsche styling.
Front Bumper Grilles
OEM and performance front bumper grilles designed to
optimise airflow to radiators and intercoolers while preventing debris
intrusion.
Rear Bumper Grilles
Rear air outlet grilles that enhance engine cooling and
protect internal components. Perfect for both road and track applications.
Central Air Intake Grilles
High-performance centre bumper grilles for improved
aerodynamics and airflow. Available in OEM and aftermarket styles.
Side Vent & Corner Grilles
Durable side grilles crafted to match Porsche bumper
contours and protect auxiliary cooling systems from damage.
Classic Porsche Grilles
Authentic reproduction bumper grilles for heritage models
like the 356, 911 Classic, and 964 — combining vintage design with modern
quality.
Mesh Inserts & Accessories
Custom-fit mesh inserts, clips, and hardware kits for
replacing or upgrading Porsche bumper grille systems.