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Polaris Sportsman 700 Exhaust Pipe Seals

Polaris Sportsman 700 Exhaust pipe seals

Exhaust pipe seals for your Polaris Sportsman 700 start at $1.95, and AutoBuffy stocks 1 options from SKP. These metal or composite gaskets seal the joints between exhaust pipes, preventing combustion gases from escaping before the muffler. A failed seal lets toxic fumes enter the cabin, kills fuel economy, and triggers check-engine codes — problems that get worse fast.

Signs your Polaris Sportsman 700 needs a new exhaust pipe seal

  • Loud ticking or tapping noise at startup that fades as the engine warms — a classic sign of a leaking exhaust joint rather than a valve-train issue
  • Sulfur or burnt exhaust smell inside the cabin, especially with windows up or the HVAC on recirculate
  • Visible soot deposits, black streaking, or carbon buildup around an exhaust pipe joint or flange
  • Check-engine light with upstream oxygen sensor codes (P0136, P0141, or similar) caused by false air entering the exhaust stream
  • Noticeable drop in fuel economy because the ECU over-enriches the fuel mixture in response to skewed O2 sensor readings
  • Rattling or vibration felt through the floor or seat at idle, which often means the leaking seal has allowed pipe movement or heat damage to the surrounding hardware

Which exhaust pipe seal should you buy for your Polaris Sportsman 700?

Exhaust pipe seals differ by material, position in the exhaust system, and whether they're a flat gasket or a profile seal. Matching the seal type to the specific joint — header collector, mid-pipe flange, or cat-back connection — matters more than brand alone. Heat cycling and pipe diameter are the two biggest factors in long-term durability.

OEM-spec graphite composite gasket
Best for
Stock replacement on factory flanges where factory fitment is critical
What you get
Excellent heat resistance, compresses evenly under bolt load, minimal blowout risk
Stamped steel multi-layer gasket
Best for
Budget daily-driver repairs or temporary fixes on older, lower-temp exhaust sections
What you get
Low cost, widely available, adequate for mid-pipe and cat-back joints under moderate heat
Stainless steel ring/donut seal
Best for
Slip-joint or ball-socket connections (e.g., flex pipe to muffler) on high-vibration applications
What you get
Handles movement and thermal expansion better than flat gaskets; resists corrosion long-term
Header collector gasket (reinforced)
Best for
High-performance builds or direct header-to-pipe connections where temperatures spike
What you get
Thick reinforced core withstands extreme heat cycles; often required when upgrading to aftermarket headers

Exhaust pipe seals brands we stock for your Polaris Sportsman 700

SKP
1 option · from $1.95

Replacing exhaust pipe seals on a Polaris Sportsman 700

Moderate⏱ 1–2 hoursBreaker bar and socket setPenetrating oil (applied the night before if possible)Wire brush or flap wheel for cleaning mating flangesTorque wrenchJack stands or a lift for safe undercar access

Soak all flange fasteners with penetrating oil well ahead of the job — seized exhaust bolts are the biggest obstacle on any Polaris Sportsman 700. Once the joint is open, clean both mating surfaces completely; any rust, pitting, or old gasket material will cause the new seal to leak. Torque the new fasteners evenly in a cross pattern to the range specified in your service manual to avoid warping the flange.

Frequently asked questions

How much does it cost to replace exhaust pipe seals on a Polaris Sportsman 700?
Exhaust pipe seal parts for a Polaris Sportsman 700 start at $1.95 at AutoBuffy. DIY total cost stays close to that part price plus basic tools. A shop will typically add one to two hours of labor, so professional replacement can run significantly higher depending on location and how many joints need sealing.
Can I drive my Polaris Sportsman 700 with a leaking exhaust pipe seal?
Driving short distances is possible, but it is not safe or advisable. A leaking seal allows carbon monoxide to migrate toward the cabin, especially at highway speeds with the HVAC pulling in air. It also skews oxygen sensor readings, hurts fuel economy, and can warp surrounding flanges — making the eventual repair more expensive.
How long do exhaust pipe seals last on a Polaris Sportsman 700?
Most exhaust pipe seals last anywhere from several years to the life of the vehicle under normal conditions. Seals near the engine or turbo fail sooner due to extreme heat cycling. Rust-belt driving, frequent short trips, and any coolant or oil contamination near the exhaust dramatically shorten seal life regardless of material quality.
Will a bad exhaust pipe seal trigger a check-engine light on a Polaris Sportsman 700?
Yes, very commonly. A leak upstream of an oxygen sensor lets outside air mix with exhaust gases, sending false lean readings to the ECU. This typically triggers O2 sensor or catalyst-efficiency codes. Clearing the code without replacing the seal will cause it to return within one or two drive cycles.
Do I need to replace the bolts when I replace the exhaust pipe seal on my Polaris Sportsman 700?
Replacing the flange bolts and nuts is strongly recommended and often necessary. Exhaust fasteners corrode, stretch, and frequently round off or snap during removal. Using new hardened exhaust bolts — and anti-seize compound on the threads — ensures proper clamping force on the new seal and makes future service much easier.
How do I know which exhaust pipe seal fits my Polaris Sportsman 700?
Match by pipe diameter, flange shape, and joint position in the exhaust system — header, catalytic converter inlet, mid-pipe, or cat-back. AutoBuffy's fitment filter narrows the 1 available seals to those confirmed for your Polaris Sportsman 700. When in doubt, measure the inner bore and bolt pattern of the existing gasket before ordering.

Shop exhaust pipe seals by year for the Polaris Sportsman 700

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