Cummins 3928455 — Genuine Engine Oil Pickup Tube (Oil Suction Connection)

MPN: 3928455  |  Also Known As: oil suction connection, oil sump pickup tube, oil pump pickup

The genuine Cummins 3928455 oil pickup tube restores reliable oil supply on 1994–2002 Ram 2500/3500 5.9L engines (12-valve & 24-valve). Built to OE geometry to maintain correct pickup height and flow, this tube replaces clogged or damaged originals so your oil pump can maintain stable pressure and protect bearings at idle, tow, and high RPM.

Features & Benefits

• OE flow & depth ensures consistent oil pickup and pressure across operating conditions.
• Direct-fit tube with factory mounting pattern—no bending, cutting, or adapting.
• Durable screen & tube construction resists sludge, vibration, and thermal cycling.
• Fixes common issues like low oil pressure, pressure drop on hard braking, or aeration after pan damage.
• Genuine Cummins part number for traceability and long service life.

Verified Fitment (Automotive)

Specifications

• Type: Engine oil pickup tube (oil suction connection)
• OE Part Number: 3928455
• Mates To: Oil pump with pickup tube gasket 3938157 (sold separately)
• Typical Oil Pan: 1994–2002 OE pan 4089093
• Material: Steel tube with screened pickup
• Quantity Required: 1 per engine

Often Paired With

• Pickup tube gasket: Cummins 3938157 (’89–’02)
• Oil pan: Cummins 4089093 (’94–’02 5.9L)
• Oil pan gasket: Cummins 3959052 (’89–’02) or Cummins 4337616 (supplier alt.)
• Fresh oil & filter after reassembly

What’s In The Box

• (1) Genuine Cummins Engine Oil Pickup Tube (3928455)
• Gasket, pan, and hardware sold separately.

Installation Tips

• Remove oil pan; clean the pump mounting face and pan thoroughly.
• Install a new 3938157 gasket; torque pickup fasteners to spec. Confirm the screen is undamaged.
• Verify pickup-to-pan clearance before sealing the pan (no contact).
• Refill with oil, prime the system if needed, and monitor oil pressure on first start.

FAQ

WILL THIS FIT MY 1994–2002 5.9L CUMMINS RAM?

Yes—this is the OE pickup tube for 1994–2002 5.9L 12V and 24V applications.

WHAT GASKET DOES THE PICKUP USE?

Use OE 3938157 at the pickup-to-pump flange. Always replace during service.

DO I NEED A NEW OIL PAN GASKET?

Yes—once the pan is removed, install a new gasket (3959052 or supplier alt. 4337616) for leak-free service.

DOES THIS FIT 2003–2007 5.9L COMMON-RAIL?

No—common-rail trucks typically use pickup tube 3949692. Verify by VIN/ESN.

IS THIS A GENUINE CUMMINS PART?

Yes—OE Cummins 3928455, sold as an Oil Suction Connection.