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Porsche > 993 (911) (1994-1998) > Rubber Seals >

Side Sill Seals

Side Sill Seals

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DISPLAYING 1 to 5 (of 5 products)
Rubber Door Entry Protector Strips - Left & Right Pair - for Side Sill for Porsche 911 / 930 / 964 / 993 1974-1998 - 90155111550, 90155111650, 90155111520, 91155111900, 91155161900, 90155111620, 91155112000, 91155162000, 90155111551, 90155111651 - 1684000270, 1684000280
3
Rubber Door Entry Protector Strips - Left & Right Pair - for Side Sill for Porsche 911 / 930 / 964 / 993 1974-1998
91155161900/PAIR
Product Information
Product Information

Rubber Door Entry Protector Strips.
The OE Match Rubber Door Entry Protector Strips are premium-quality replacement protective trims designed to safeguard the door entry and threshold areas on compatible classic Porsche models. Manufactured to OE specifications for fit, profile and durability, these rubber protector strips help protect painted surfaces from scuffs, scratches and abrasion caused by everyday entry and exit, while maintaining the authentic factory appearance of the vehicle.  

NOTE: This product also fits F-Model 911s from 1965 to 1973. However, when replacing the original chrome-metal scuff plates on these models, please be aware that some mounting holes may remain visible. The rubber version’s lip does not extend as far down as the original chrome trim. 

Fits:

  • Porsche 911 1965-1968 2.0L / 912 SWB (F)
  • Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
  • Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
  • Porsche 911 1978-1983 3.0L / SC
  • Porsche 911 1984-1986 3.2L
  • Porsche 911 1987-1989 3.2L G50
  • Porsche 911 1975-1977 3.0L Turbo (930)
  • Porsche 911 1978-1989 3.3L Turbo (930)
  • Porsche 964 (911) C2 1989-93
  • Porsche 964 (911) C4 1989-93
  • Porsche 964 (911) RS 3.6L 1991-93
  • Porsche 964 (911) RS 3.8L 1991-93
  • Porsche 964 (911) TURBO 3.3L 1991-93
  • Porsche 964 (911) TURBO 3.6L 1991-93
  • Porsche 993 (911) C2 1994-97
  • Porsche 993 (911) C4 1994-97
  • Porsche 993 (911) RS 1994-97
  • Porsche 993 (911) C2S 1994-97
  • Porsche 993 (911) C4S 1994-97
  • Porsche 993 (911) TURBO 1994-96
  • Porsche 993 (911) GT2 1994-97
  • Porsche 993 (911) TURBO S 1994-97  

Diagram Ref No 15

Manufactured from premium automotive-grade EPDM rubber, the protector strips are engineered to withstand repeated foot traffic, UV exposure, moisture, road salt and temperature extremes without cracking, hardening or fading. Precision-extruded to replicate the original Porsche profile, they provide direct OE-style fitment and are supplied as a pair, making them ideal for complete restoration projects or replacing worn, damaged or missing originals.

What This Product Does:
  • Protects the door entry and threshold areas from scuffs and scratches.
  • Helps preserve the painted finish of the side sills.
  • Reduces wear caused by repeated entry and exit.
  • Restores the original appearance of the door opening.
  • Provides a cushioned protective surface.
  • Resists moisture, dirt and everyday abrasion.
  • Provides factory-style fitment and finish.
  • Forms an essential part of the vehicle's door entry trim system.

Symptoms Of Wear Or Failure:
  • Cracked, split or hardened rubber.
  • Loose or detached protector strips.
  • Faded or deteriorated appearance.
  • Missing sections of the rubber strip.
  • Exposed painted door thresholds.
  • Increased scuff marks and scratches on the sill.
  • Shrinking or distorted rubber.
  • Poor fit against the bodywork.
  • Reduced protection from everyday wear.
  • Diminished originality during restoration.

Why Replacement Matters:
  • The door entry protector strips are continually exposed to foot traffic, moisture, sunlight and daily wear. Over time, the rubber can harden, crack or become detached, reducing its ability to protect the painted threshold from abrasion and damage.
  • Worn or missing protector strips leave the door entry area vulnerable to scratches, paint damage and corrosion, particularly on classic Porsche models where preserving the original bodywork is essential. Damaged trim can also detract from the appearance and value of the vehicle.
  • Replacing worn or damaged rubber door entry protector strips restores the original level of protection while maintaining the authentic factory appearance of the interior and bodywork. The OE Match replacements provide factory-style fitment, premium EPDM rubber construction and long-lasting durability, making them the ideal solution for Porsche restoration, repair and preventative maintenance.



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

91155161900
90155111550
90155111650
90155111520
91155111900
91155161900
90155111620
91155112000
91155162000
90155111551
90155111651

The product you are viewing cross references to these numbers
Carpet Retainer. Porsche 993 - 9935514190001C
6
Carpet Retainer. Porsche 993
Special Order item
9935514190001C
Product Information
Product Information
Carpet Retainer just inside the door . Sold as each. 2 per model. Fits: left or right side.


porsche

Fits:
Porsche 993 - 1994 to 1998

Click 'Zoom in' for large parts diagram.
Diagram ref no 16



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

9935514190001C
9935514190001C

The product you are viewing cross references to these numbers
Door threshold side sills protector black rubber. Porsche 911 / 964 - 91155162000, 90155111620, 90155111520, 90155112000, 90155111620, 91155161900 - 1684000280, 1684000270
2
Door threshold side sills protector black rubber. Porsche 911 / 964
Special Order item
9115516
Product Information
Product Information
Door threshold side sills protector black rubber.

Fits:
Porsche 911 1965-89
Porsche 964 1990-94
Porsche 993

Diagram ref no 15

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

9115516
91155162000
90155111620
90155111520
90155112000
90155111620
91155161900

The product you are viewing cross references to these numbers
Rubber Door Entry Protector Strip for Side Sill for Porsche 911 / 930 / 964 / 993 1974-1998 - 90155111550, 90155111650, 90155111520, 91155111900, 91155161900, 90155111620, 91155112000, 91155162000, 90155111551, 90155111651 - 1684000270, 1684000280
6
Rubber Door Entry Protector Strip for Side Sill for Porsche 911 / 930 / 964 / 993 1974-1998
9115516
Product Information
Product Information
Protect your Porsche 911’s interior with this black rubber door threshold protector, designed to fit precisely along the side sill area to shield the inner entry sills from scuffs, scratches, and moisture while preserving the paintwork and finish. Crafted to replicate the original Porsche profile, material thickness, and texture, it provides an authentic appearance and feel - perfect for restorations or a clean, factory-style upgrade that maintains the car’s classic aesthetic.  


Fits:
Porsche 911 G-Model 1974-89
Porsche 911 (930) Turbo 1975-89

Porsche 964 Carrera 1989-94
Porsche 964 Turbo 1991-94

Porsche 993 Carrera 1994-98
Porsche 993 Turbo 1995-98

NOTE: This product also fits F-Model 911s from 1965 to 1973. However, when replacing the original chrome-metal scuff plates on these models, please be aware that some mounting holes may remain visible. The rubber version’s lip does not extend as far down as the original chrome trim. 

Diagram ref. 15.



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

9115516
90155111550
90155111650
90155111520
91155111900
91155161900
90155111620
91155112000
91155162000
90155111551
90155111651

The product you are viewing cross references to these numbers
Weather stripping / rubber seals adhesive - 00004320438, 00004320438, 00004320348, 99991529940
1
Weather stripping / rubber seals adhesive
Special Order item
00004330532
Product Information
Product Information
Weatherstripping adhesive.
Perfect for sealing weatherstripping to door, hood, and trunk panels.

porsche 



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

00004330532
00004320438
00004320438
00004320348
99991529940

The product you are viewing cross references to these numbers
DISPLAYING 1 to 5 (of 5 products)
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About Side Sill Seals

Porsche Side Sill Seals | Design911 Rubber Weatherstrips for Body Protection & Durability

Side sill seals are essential for protecting your Porsche’s lower body panels from water, dirt, and debris. These precision-moulded rubber seals create a tight barrier along the sill and door threshold area, preventing moisture and corrosion from damaging the body structure. A proper seal also helps reduce wind noise and vibration, ensuring your Porsche remains solid, quiet, and structurally sound through every drive.

At Design911, we supply a premium range of side sill rubber seals and trim components designed for durability, flexibility, and perfect fitment. Manufactured from high-quality EPDM and UV-resistant rubber, our seals deliver long-term resistance to heat, ozone, and environmental wear. Ideal for restoration, repair, or performance detailing, these components preserve your Porsche’s bodywork integrity while enhancing comfort and refinement.

What Do Side Sill Seals Do?

Side sill seals protect the lower body sections of your Porsche, forming a secure barrier between the doors, sills, and underbody panels.

Core Functions:
• Prevent water, mud, and debris from entering the sill area or cabin.
• Reduce vibration and noise at higher speeds.
• Protect painted and structural surfaces from corrosion and impact wear.
• Maintain aerodynamic flow and visual alignment.
• Support door sealing for optimal cabin insulation.

Strong, well-fitted side sill seals ensure lasting protection for both the vehicle’s exterior finish and interior comfort.

Why Do Side Sill Seals Fail or Degrade?

Constant exposure to road spray, temperature extremes, and physical abrasion leads to gradual deterioration of sill seals over time.

Common Causes of Failure Include:
• UV and ozone damage causing hardening or cracking.
• Compression fatigue from door closing pressure.
• Accumulation of dirt or debris degrading rubber flexibility.
• Corrosion or misalignment along the sill edge.
• Age-related shrinkage or loss of sealing contact.

When side sill seals fail, water and dirt can collect inside the sill cavity — accelerating corrosion and reducing sound insulation and comfort.

Why Replace or Upgrade Your Porsche Side Sill Seals?

Replacing old or damaged sill seals restores protection and structural preservation. Upgraded rubber materials offer improved elasticity, UV resistance, and compression recovery for long-lasting sealing performance.

Key Benefits:
• Restores watertight and dustproof sealing around sills and doors.
• Prevents corrosion and moisture build-up in lower body panels.
• Reduces road noise and vibration for a smoother ride.
• Constructed from high-quality, weather-resistant rubber.
• Fits Porsche 911, 944, 968, Boxster, Cayman, and Panamera models.
• Ideal for restorations, performance detailing, or preventative maintenance.

Design911’s Porsche side sill seals are precision-engineered for perfect fitment and endurance — delivering reliable protection and premium refinement for every model.

Highlights

• Premium Porsche side sill rubber seals and trim components.
• Designed for exact fitment and long service life.
• Resistant to UV, ozone, heat, and environmental wear.
• Protects against corrosion and noise intrusion.
• Compatible with both classic and modern Porsche models.
• Perfect for restoration, maintenance, or body protection upgrades.

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