Suitable for MAN Trucks and Buses 
MAN 51151030034 Particulate Filter
Description
The 
MAN 51151030034 is a particulate filter, crucial for reducing harmful emissions from diesel engines. It’s commonly used in exhaust systems of MAN trucks and buses to trap soot and other particulate matter. This filter enhances engine performance while adhering to stringent environmental regulations. The filter measures 25 x 340 x 340 mm and is manufactured in Germany.
Key Features & Benefits
This thing basically traps soot—tiny little particles from the exhaust that would otherwise go right out into the air. It’s like a really fine sieve. Modern diesel engines, especially, produce a lot of this stuff, and the particulate filter is designed to catch almost all of it. Over time, it does fill up, and that's where regeneration comes in—the engine tries to burn off the collected soot. It’s a self – cleaning system, but it’s not perfect.
It’s a crucial part of your exhaust system, positioned after the catalytic converter. It’s there to meet emissions standards, keep pollutants out of the air, and honestly, it’s a big reason why modern diesels are so much cleaner than older ones. Think of it as a key component for keeping your vehicle legally roadworthy, and doing its part for the environment.
Symptoms, Risks & Replacements
Well, if this filter gets completely clogged, your engine won't run right. You’ll lose power, the check engine light will come on, and eventually, it could cause serious engine damage. You’ll notice if it’s starting to go bad—maybe a decrease in fuel economy, a rough idle, or a loss of power when you accelerate. Leaving it too long will definitely cause bigger problems, and a replacement is pretty costly. We carry a good selection here and you can also find them online at Fixparts Online, if that's easier for you. Getting it sorted out sooner rather than later is always the smart move.
Warranty Information
MAN Particulate Filter (MPN 51151030034) comes with a 1-year warranty.