1201170-SF01

Product Name: Corrugated pipe assembly

Part Number: 1201170-SF01

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Product Details

Corrugated Pipe Assembly – Product Introduction

The 1201170-SF01 corrugated pipe assembly might not be the flashiest part in the Dongfeng Dignity IX5’s engine bay, but it’s a total workhorse for the car’s intake system. Think of it like a flexible bridge—it connects the key parts of the intake setup, moving clean, filtered air smoothly into the engine while dealing with vibrations, temperature changes, and regular wear and tear. And it’s not some generic part you can grab off a shelf, either—it’s custom-made just for the Dignity IX5’s specific intake layout. So it fits perfectly and works reliably, no guessing or forcing it to fit.

Main Job: Keeping the Intake System Running Right

Every engine needs a steady stream of clean air to burn fuel efficiently—and this corrugated pipe assembly is right in the thick of making that happen:

Mostly, it connects the Dignity IX5’s air filter box (that’s where air gets cleaned) to the throttle body (the “gate” that controls how much air goes into the engine). Some versions might even hook up to the turbocharger (if your Dignity IX5 has one) to move compressed air.
The biggest thing it does? Move air without any leaks. If there’s a crack or a gap, unfiltered air—with dust and dirt in it—could sneak into the engine. That can scratch the cylinder walls, clog up the fuel injectors, and even drag down your fuel efficiency over time.
It also works like a little “shock absorber” for the intake system. When the engine’s running, it vibrates—and the corrugated (wavy) design lets the pipe give a little. That way, it doesn’t pull or break the air filter box or throttle body, which are both stiff parts that can’t flex.

Design Breakdown: Made for Flexibility & No Leaks

This assembly isn’t just one pipe on its own—it’s a whole set of parts that team up, and every bit is designed just for the Dignity IX5:

The Corrugated Pipe Itself: The main piece is that wavy pipe. Those “waves” aren’t just for show—they let the pipe stretch or bend a tiny bit. That’s super useful for dealing with engine vibrations and tiny moves in the other parts (from heat or regular use). It’s usually a short, thick tube—exactly the right length for the Dignity IX5’s intake setup, so there’s no extra slack hanging around or tight spots that force it out of place.
End Fittings/Connectors: On both ends of the wavy pipe, there are hard plastic or metal connectors. These are molded to fit perfectly with the Dignity IX5’s air filter box and throttle body—they either snap on nice and easy or bolt on, no forcing them to fit. Some even have little grooves to keep seal rings in place.
Sealing Parts: Inside those end connectors, there are rubber O-rings or foam gaskets. These squish tight against the intake parts to stop any air leaks. And those gaskets are built to handle the heat in the engine bay (which can get really hot!)—so they won’t dry out or crack fast.
Mounting Clips (Sometimes): Some versions even come with small plastic clips that hold the pipe to the engine bay frame. This keeps it from flopping around while you drive, especially when you hit bumps.

Material Lowdown: Tough Enough for the Engine Bay’s Chaos

Engine bays are rough places—hot, greasy, and covered in little bits of dirt. The materials for this assembly are picked specifically to handle all that:

Pipe Body: It’s usually made of heat-proof rubber (stuff like EPDM rubber) or reinforced plastic—think nylon mixed with glass fiber. Both materials can handle temps up to 120–150°C (that’s pretty standard for engine bays) without getting soft or cracking. They’re also oil-proof, so if a little engine oil splatters on it, it won’t fall apart.
Connectors: The end pieces are often made of engineering plastic—things like ABS—or lightweight metal, say aluminum alloy. These are strong enough to keep the pipe put, but not so heavy that they add extra bulk.
Seals: Those O-rings or gaskets? They’re usually nitrile rubber or silicone. These won’t get hard over time, even with all that engine heat, so they stay good at sealing for years.

1201170-SF01

Tips for Maintaining & Replacing It

This assembly’s built to hold up, but you still gotta check it every so often—here’s what to watch for:

When to Swap It Out: Keep an Eye on These Red Flags

Visible damage: If the wavy pipe has cracks, tears, or holes? That’s a problem. You might even see dust around the pipe if there’s a leak (unfiltered air sneaking in is never good).
Seals that are hard or cracked: If the O-rings look dry, brittle, or split, air will start leaking. You’ll probably notice the engine idles all bumpy or feels weaker than usual.
Loose connectors: If the pipe wiggles a ton when you touch it, or even falls off? Time to replace it. You could try re-clipping it if the clips are still good, but if the clips are broken? Just grab a new assembly—don’t risk it.

Quick Hacks for Installing It Right

Make sure the connectors line up perfectly with the air filter box and throttle body. Don’t twist the pipe to force it to fit—twisting will just cause cracks later.
If there are bolts to tighten, do it to the factory’s exact specs. Too tight, and you’ll break the connectors; too loose, and air will leak. No guesswork here!
Stick with the real 1201170-SF01 part. Generic pipes use cheap materials that crack fast, and they never seal right. You’ll just end up with more engine headaches down the line—save yourself the trouble.

All in all, the 1201170-SF01 corrugated pipe assembly is a “small but tough” part for the Dignity IX5. It keeps the intake system from leaking air, deals with all the chaos in the engine bay, and fits like it was made just for your car—’cause it was. Skip the generic junk; this one’s totally worth sticking to the original.

1201170-SF01