22003521 Exhaust Pipe | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta 4-Inch Exhaust Pipe - Part Number: 22003521

Four-inch exhaust pipe for TAD570VE-TAD572VE emissions-controlled engines. The pipe includes the required flange, V-clamp and sensor-boss geometry for the selected aftertreatment arrangement.

⚙️ Key Features

• Factory diameter, flange and sensor-boss arrangement

• Designed for high exhaust temperature and vibration

• Correct support-bracket and V-clamp interfaces

• Maintains exhaust-system alignment

• Emissions-component compatibility is configuration controlled

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 22003521 (current listed OEM reference)

OEM / Related Numbers:

• 22003521

• 22304138 - 3.5-inch exhaust-pipe alternative

• 20828464 / 21472836 - V-clamps

• 25381839 - 4-inch exhaust hose, not UREA resistant

• 22195262 → 22338252 - related pipe

• 22086608 → 22344991 - related pipe

• 22051369 → 22344993 - related pipe

• 22344961 - complete related pipe

• 22233336 - flange

• 479979 - plug

• 21588074 - gasket

• 21992281 - support bracket

• 21508792 / 21508790 - flanges

• 21653609 - NOx-sensor boss

• 22349354 - boss

• 22544674 - elbow

• 22338248 - reducer flange

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• TAD570VE-TAD572VE 4-inch exhaust and emissions system

Typically suits:

• Engine models:

• TAD570VE

• TAD571VE

• TAD572VE

• HP / Rating: Controlled by the complete engine or drive product number

• Engine / System Type: Inline four-cylinder emissions-controlled industrial diesel

• Year Range: Production-build controlled; confirm by product and serial number

• Serial / Specification Control: Confirm 4-inch exhaust option, sensor-boss configuration, aftertreatment layout and engine serial number. Do not substitute the 3.5-inch pipe.

🔌 Function

Carries exhaust gas from the engine or turbocharger into the downstream exhaust and emissions system.

Common signs of failure or wear:

• Exhaust leakage or soot staining

• Cracking around welds, bosses or brackets

• Loose V-clamps or flange fasteners

• Excessive heat in the engine compartment

• Noise, fumes or emissions-system faults

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging