Mazda MX5/Miata Mk1 1.8 Unequal Exhaust Manifold/Header to OE Cat, 89-94
Mazda MX5/Miata Mk1 1.8 Unequal Exhaust Manifold/Header to OE Cat, 89-94
Mazda MX5/Miata Mk1 1.8 Unequal Exhaust Manifold/Header to OE Cat, 89-94
Important fitment information
Important: Gives a unique exhaust note due to the unequal design. For cars with the standard 370mm cat fitted. Does not fit the later 1997–98 1.8 135 hp model.
Designed around 89–94 Mazda MX5 / Miata / Eunos Roadster Mk1 (NA) with the 1.8 engine (BP), this unequal-length tubular manifold uses deliberately varied runner lengths to preserve a distinctive exhaust pulse.
Key features
- Unequal-length tubular runner layout
- 1.5″ to 2.5″ pipework · Stainless Steel construction · TIG-welded joints
- Fitting kit included
Check steering-side clearance, gasket faces, heat management and the downstream connection during installation.
What’s in the box?
- 1 × Unequal-Length Tubular Exhaust Manifold
- 1 × Manifold Adapter Pipe
- 1 × Fitting Kit
| Weight | 11.2 kg |
|---|---|
| Dimensions | 21 × 89 × 37 cm |
| Model | MX5 / Miata / Eunos Roadster Mk1 |
| Manufacturer | Mazda |
| Part | UEL Tubular Manifold |
| Fitting Kit Included? | Yes |
| Production Years | 89-94 |
| Important Notes | Gives a unique exhaust note due to the unequal design. For cars with the standard 370mm cat fitted. Does not fit the later 1997–98 1.8 135 hp model. |
| Tube Diameter | 1.5" to 2.5" |
| Chassis Code | NA |
| Steering Side | Right Hand Drive or Left Hand Drive |
| 45924 | 13/04 |
| Welding Type | TIG |
| Part Number | MAL-601 |
| K-Type Data | 21356, 4056 |
| EU Approved | No |
| Engine Size | 1.8 |
| Engine Code | BP |
| Manufacturer Part Number | MAL-601 |
| Condition | New |
|---|
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