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Dinan D660-0045-BLK is a free-flow axle-back exhaust with black ceramic tips for specified 2012-2016 BMW 335i and 435i applications. The 304 stainless-steel system uses a Helmholtz chamber to control low-rpm resonance while providing a more assertive exhaust note. Confirm body style, drivetrain, factory exhaust, and exact part number before ordering.
Key Features
Fitment
Fits specified 2012-2015 BMW 335i and 2014-2016 BMW 435i applications. Drivetrain and body details are intentionally excluded from Convermax model tags. Confirm sedan, coupe, convertible, Gran Coupe, factory exhaust, and the current Dinan application table.
Specifications
| Brand | Dinan |
|---|---|
| Manufacturer Part Number | D660-0045-BLK |
| System Type | Axle-back |
| Material | 304 stainless steel |
| Tip Size | 3.5 inches |
| Tip Finish | Black ceramic |
| Published Gain | 6 horsepower and 5 lb-ft at 6600 rpm |
| UPC or GTIN | 813725021751 |
What's Included
One Dinan D660-0045-BLK axle-back muffler assembly, two black ceramic tips, clamps, and installation hardware supplied for this exact part number.
About Dinan
Dinan manufactures automotive performance and replacement components. Match the exact manufacturer part number and published application details before installation.
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Frequently Asked Questions
What finish are the exhaust tips?
This exact part number includes black ceramic-coated tips.
Does the system retain the factory exhaust valve?
No. Dinan states that this configuration eliminates the factory computer-controlled valve.
Will it fit every BMW 335i or 435i?
No. Match the verified model-year range, body configuration, drivetrain, factory exhaust, and exact part number.
Installation Instructions
Installation should be completed by a qualified technician using the current manufacturer instructions. Verify the vehicle or system application, inspect every supplied component, follow the specified fastener and torque procedures, check clearances and routing, and confirm safe operation before driving.
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