/live/media/NG/NG_4448_Fro.jpg)
NGK 4448 Spark Plug Wire Set
| Brand | NGK 4448 |
|---|---|
| Core Material | Mag (Var. Pitch) |
| Insulation Color | Blue |
| Insulation Material | Silicone |
| Insulation Outside Diameter | 5.00 |
| Noise Suppression Type | Yes |
| Part Number | RC-ZE53 |
| Stock Number | 4448 |
| Universal Or Specific Fit | Specific |
| Product line | NGK Spark Plug Wire Set |
| Fits | Mazda · 5 vehicles |
OE-standard replacement. Built to meet original equipment durability and performance expectations.
Silicone insulation. Helps resist heat and wear for dependable ignition performance.
Noise suppression. Helps reduce electrical interference for cleaner operation.
Cross-references Anchor 9810, AP Exhaust 700109 and Beck/Arnley 175-6200 for the same application. See all 16.
NGK Spark Plug Wire Set for Mazda Protege
NGK Spark Plug Wire Set 4448 is a specific-fit ignition wire set built for 1999-2003 Mazda Protege applications. It uses blue silicone insulation, a noise-suppression design, and a Mag (Var. Pitch) core to support stable spark delivery in the ignition system.
Key Features
- Specific-fit spark plug wire set for confirmed Mazda Protege applications
- Blue silicone insulation for heat resistance and durability
- Noise suppression design to help reduce ignition interference
- Mag (Var. Pitch) core material for consistent electrical performance
- 5.00 mm insulation outside diameter
- NGK part number 4448, also identified as RC-ZE53
Product Details
NGK Spark Plug Wire Set 4448 is part of NGK Spark Plug Wire Set line, a range focused on ignition replacement parts for domestic and import vehicles. NGK draws on long-term OE experience and modern manufacturing practices to produce ignition components that meet OE-level durability and operational expectations. For drivers servicing a Mazda Protege, this wire set supports proper spark transfer and helps maintain reliable ignition performance under everyday driving conditions.
Fits 1999-2003 Mazda Protege, N/A. This application note reflects the listed vehicle coverage for the Mazda Protege and should be matched to the vehicle’s ignition configuration before ordering. This part cross-references DENSO Auto Parts (e.g., 671-4256) for the same application.
Common Issues This Part May Address
- Engine misfire caused by worn or damaged plug wires
- Hard starting related to weak spark delivery
- Ignition noise that can interfere with electrical performance
- Rough idle from deteriorated wire insulation or core wear
- Loss of ignition efficiency in a Mazda Protege
Installation Notes and Tips
Verify the vehicle’s ignition layout before installation, since the listed Mazda Protege coverage notes that the set includes 2 plug leads and the other 2 are direct ignition. Route each wire away from hot or moving components, and confirm each connection is fully seated at the coil and spark plug terminals. Compare the old wires to the new set before removal to preserve the original routing order.
Quality Assurance
NGK is known for ignition components developed with extensive OE application experience and manufactured to support durability and consistent performance. Part number 4448 is produced as a specific-fit replacement for the listed Mazda Protege applications.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2003 | Mazda | Protege | 1.6L | L4 | N/A | Set Includes 2 Plug Leads - Other 2 are Direct Ignition; NGK Spark Plug Wire Set |
| 2002 | Mazda | Protege | 1.6L | L4 | N/A | Set Includes 2 Plug Leads - Other 2 are Direct Ignition; NGK Spark Plug Wire Set |
| 2001 | Mazda | Protege | 1.6L | L4 | N/A | Set Includes 2 Plug Leads - Other 2 are Direct Ignition; NGK Spark Plug Wire Set |
| 2000 | Mazda | Protege | 1.6L | L4 | N/A | Set Includes 2 Plug Leads - Other 2 are Direct Ignition; NGK Spark Plug Wire Set |
| 1999 | Mazda | Protege | 1.6L | L4 | N/A | Set Includes 2 Plug Leads - Other 2 are Direct Ignition; NGK Spark Plug Wire Set |
| No rows match your filter. | ||||||