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Side Sill Trims
By OE Match
- Porsche 356A 1955-59
- Porsche 356B 1959-63
- Porsche 356C 1963-65
The kit includes four precision-formed aluminium strips that fit directly into the door sill areas on both sides of your Porsche 356. These threshold trims mount over the carpet at the lower door openings, offering a classic polished look that matches the vehicle’s original styling.
Fits:
Porsche 356 Speedster / Roadster 1950 - 1965
Diagram ref no 53 and 59
This kit includes two wide and two narrow aluminium strips to cover both door entry sills on your vehicle.
Threshold kit includes:
- 2 Wide aluminium strips (OE ref no 64455111700)
- 2 Narrow aluminium strips (OE ref no 64455111900 / 64455112000)
The aluminium door sill threshold strips serve both a protective and aesthetic function. They shield the painted door sill and interior carpet edge from scratches, shoe marks, and general wear during vehicle entry and exit. In addition, the metal finish restores the classic look and feel of a well-preserved or restored Porsche 356, providing a high-quality finishing touch to the cabin threshold.
Function
• Protects the door sill paint and carpet edges from abrasion.
• Provides a classic polished trim finish consistent with original Porsche design.
• Fits flush with the sill area for clean, restoration-ready aesthetics.
• Durable aluminium construction resists wear and moisture exposure common in classic cars.
Door sill areas on classic Porsche 356 cars receive heavy foot traffic, which can easily wear away paint, rust bare metal, and fray the carpet edge. Without proper threshold protection, dirt and moisture can also lead to corrosion over time. Installing this aluminium sill threshold kit restores classic styling, protects vulnerable surfaces, and preserves interior value - especially important for restorations or classic-car presentations.
Replace your door sill trims if:
• The existing aluminium strips are worn, dented, or corroded
• Paint or carpet edges show scratches and abrasion
• You’re performing an interior restoration or detailing refresh
• Moisture has caused rust or surface degradation around the sill area
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
64455111KIT
The product you are viewing cross references to these numbers
- Porsche 356A 1955-59
- Porsche 356B 1959-63
- Porsche 356C 1963-65

Threshold kit includes:
- 2 Wide aluminium strips (64455111700)
- 2 Threshold rubbers (64455111500 / 64455111600)
- 2 Narrow aluminium strips (64455111900 / 64455112000)
Fits:
Porsche 356 Speedster / Roadster 1950-1965
Click 'Zoom in' for large parts diagram.
Diagram ref no 24
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
SMC55111700
The product you are viewing cross references to these numbers
- Porsche 356A 1955-59
- Porsche 356B 1959-63
- Porsche 356C 1963-65
Fits Left or Right Side

Fits:
Porsche 356 A / 356 B / 356 C
Click 'Zoom in' for large parts diagram.
Diagram ref no 27
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
64455111500
The product you are viewing cross references to these numbers
OEMatch Side Sill Trims — Fit, Function, Confidence
Side sill trims protect lower door openings and entry areas on Porsche models while restoring a polished, finished appearance. Many owners search for genuine or OEM side sill trims; these are direct-fit alternatives designed to match the original form, fit and function.
Available Types
- Brushed aluminium sill plates
- Stainless steel sill trims
- Carbon fibre step trims
- Illuminated or logo-embossed plates
Understanding OEMatch Side Sill Trims
OEM (Original Equipment Manufacturer) parts are made by the same company that produced your Porsche’s original side sill trims.
OE (Original Equipment) refers to parts matching original specifications for the side sill trims and may be supplied by alternative manufacturers. Aftermarket parts offer alternative options, sometimes with enhanced features or better value. OEMatch supplies non-OEM side sill trims engineered as direct-fit alternatives to OEM parts, made to original-spec dimensions and tolerances for Porsche models.
OEMatch provides an extensive catalogue for Porsche applications, listing thousands of part numbers and OE cross-references while continuing to develop new product lines to help keep vehicles on the road.
Benefits Include
- Protects painted sill areas from scuffs, scratches and moisture
- Restores the polished entry appearance and preserves embossed logos or trims
- Reinforces the sill edge to reduce long-term wear and corrosion
Why Side Sill Trims Wear and Fail
- Repeated foot traffic and abrasion at entry points
- Fading and surface degradation from UV exposure
- Impact damage, deformation or broken clips and fastenings
The Importance of Replacing with OEMatch Side Sill Trims
Replacing worn or damaged sill trims preserves the visual integrity of your Porsche and helps prevent moisture ingress that can lead to corrosion or interior deterioration. Choosing parts prepared to original-spec dimensions supports correct mounting, consistent finish and reliable long-term appearance, whether for restoration projects or routine maintenance across classic and modern Porsche models.
Advantages
- Materials and finishes matched to Porsche styling and durability
- Prepared to original-spec dimensions and tolerances for consistent fit
- Simplifies installation with direct-fit mounting points and compatible clips