Genuine Mazda 99564-1400 Engine Oil Sump Plug / Drain Plug Seal Washer
Compatible with all Mazda MX-5 Mk2 (NB/NB-FL), MK3 (NC) and Mk4 (ND)
Replacement Genuine Mazda sealing washer for the engine oil sump plug / oil drain plug, also catalogued by Mazda as 9956-41-400 / 995641400.
Designed to seal between the sump drain plug and the oil pan, helping prevent oil seepage or leaks after an engine oil service.
This washer should typically be replaced whenever the engine oil drain plug is removed, or when the original washer is crushed, distorted, corroded or leaking.
Genuine Mazda drain plug seal washers are manufactured to Mazda’s OE specification for correct fit, material thickness and sealing performance.
- Part type: Engine oil sump plug seal / drain plug washer / drain plug gasket
- Primary use: Engine oil drain plug sealing washer
- Brand: Genuine Mazda
- Part No.: 99564-1400
- Also referenced as: 9956-41-400 / 995641400
- Sold individually
Why Genuine Mazda? Genuine Mazda components are designed to match the original specification of the vehicle. For sump plug seal washers, this helps ensure the correct crush, sealing face contact and durability when used with the correct Mazda drain plug.
What’s in the box: One Genuine Mazda engine oil sump plug / drain plug seal washer.
Installation notes: Replace the washer whenever the engine oil drain plug is removed where Mazda specifies a new sealing washer. Always clean the drain plug and sump sealing face before refitting, and tighten to the correct Mazda workshop manual torque specification.
| Make | Model | Chassis / Code | Years | Power (PS) | Engine Codes | Fuel / Notes |
|---|---|---|---|---|---|---|
| Mazda | MX-5 Mk2 / Mk2.5 (NB / NB-FL) | NB6C / NB8C | 1998–2005 | 110–146 | B6-ZE, BP-ZE, BP-4W, BP-Z3 | Petrol; engine oil sump plug / drain plug seal washer. |
| Mazda | MX-5 Mk3 / Mk3.5 / Mk3.75 (NC) | NC | 2005–2015 | 126–160 | L8-DE, LF-VE | Petrol; engine oil sump plug / drain plug seal washer. Soft-top & PRHT. |
| Mazda | MX-5 Mk4 / RF (ND) | ND / NDERC | 2015–Present | 131–184 | P5-VPS, PE-VPS | Petrol; engine oil sump plug / drain plug seal washer. Soft-top & RF. |
| Mazda | Mazda2 / Demio | DE / DJ | 2007–2023 | Various | Various | Engine oil sump plug / drain plug seal washer where 99564-1400 / 9956-41-400 is specified. Verify by VIN. |
| Mazda | Mazda3 / Axela | BK / BL / BM / BN / BP | 2003–Present | Various | Various | Engine oil sump plug / drain plug seal washer; includes MZR and Skyactiv applications where specified. Verify by VIN. |
| Mazda | Mazda5 / Premacy | CR / CW | 2005–2018 | Various | Various | Engine oil sump plug / drain plug seal washer; especially MZR petrol applications. Verify by VIN. |
| Mazda | Mazda6 / Atenza | GG / GH / GJ / GL | 2002–2023 | Various | Various | Engine oil sump plug / drain plug seal washer; includes MZR and selected Skyactiv applications where specified. Verify by VIN. |
| Mazda | CX-3 | DK | 2015–2021 | Various | Various | Engine oil sump plug / drain plug seal washer where specified. Verify by VIN/chassis. |
| Mazda | CX-5 | KE / KF | 2012–Present | Various | Various | Engine oil sump plug / drain plug seal washer where specified; petrol and diesel applications vary by market. Verify by VIN. |
| Mazda | CX-7 | ER | 2006–2012 | Various | Various | Engine oil sump plug / drain plug seal washer where specified. Verify by VIN/chassis. |
| Mazda | CX-9 | TB / TC | 2007–2023 | Various | Various | Engine oil sump plug / drain plug seal washer where specified. Verify by VIN/chassis. |
| Mazda | RX-8 | SE3P | 2003–2012 | 192–231 | 13B-MSP | Petrol rotary; engine oil sump plug / drain plug seal washer where specified. Verify by VIN/chassis. |
| Vehicle Manufacturer | OEM Reference Number |
|---|---|
| Mazda | 99564-1400 |
| Mazda | 9956-41-400 |
| Mazda | 995641400 |