Wix lists the 06 outback in both engine offerings.
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Wix (NAPA Gold) for the 3.0
Part Number: 51334
UPC Number: 765809513341
Principal Application: Acura (88-05), Chevrolet (85-88), Dodge (91-96), Ford (88-96), Honda (72-05), Hyundai (89-06), Isuzu (85-04), Kia (01-06), Mercury (87-91), Mitsubishi (89-98), Subaru (87-06), John Deere, Kobelco, Komatsu, Kubota, Onan, Toro & Yanmar Diesel
All Applications
Style: Spin-On Lube Filter
Service: Lube
Type: Full Flow
Media: Paper
Height: 3.194
Outer Diameter Top: 3.252
Outer Diameter Bottom: Closed
Thread Size: 20X1.5 MM
By-Pass Valve Setting-PSI: 8-11
Anti-Drain Back Valve: Yes
Beta Ratio: 2/20=22/40
Burst Pressure-PSI: 280
Max Flow Rate: 9-11 GPM
Nominal Micro Rating: 19
Gasket Diameters
Number O.D. I.D. Thk.
Attached 2.475 2.173 0.233
For the 2.5
Part Number: 51365
UPC Number: 765809513655
Principal Application: Ford (92-97), Honda (00-06), Infiniti/Nissan (95-06), Mazda (97-06), Mercury (91-96), Saab (05-06), Subaru (88-06), Cub Cadet, Yanmar, John Deere, Kawasaki, Kobelco, Outboard Marine Engines
All Applications
Style: Spin-On Lube Filter
Service: Lube
Type: Full Flow
Media: Paper
Height: 2.577
Outer Diameter Top: 2.685
Outer Diameter Bottom: Closed
Thread Size: 20X1.5 MM
By-Pass Valve Setting-PSI: 8-11
Anti-Drain Back Valve: Yes
Beta Ratio: 2/20=15/22
Burst Pressure-PSI: 300
Max Flow Rate: 9-11 GPM
Nominal Micro Rating: 19
Gasket Diameters
Number O.D. I.D. Thk.
Attached 2.475 2.173 0.233
Baldwin 1402 & 1431 in WIX
Part Number: 51356
UPC Number: 765809513563
Principal Application: Acura (02-06), Chrysler Imports (92-06), Ford Probe (93-97), Honda (01-06), Infiniti/Nissan (96-06), Mazda (71-00), Mercury Villager (99-00), Mitsubishi (90-06), Saturn (04-06), Outboard Marine Engines, Various HD Equip.
All Applications
Style: Spin-On Lube Filter
Service: Lube
Type: Full Flow
Media: Paper
Height: 3.402
Outer Diameter Top: 2.685
Outer Diameter Bottom: Closed
Thread Size: 20X1.5 MM
By-Pass Valve Setting-PSI: 8-11
Anti-Drain Back Valve: Yes
Beta Ratio: 2/20=6/19
Burst Pressure-PSI: 363
Max Flow Rate: 9-11 GPM
Nominal Micro Rating: 19
Gasket Diameters
Number O.D. I.D. Thk.
Attached 2.475 2.173 0.233
Gaskets, bypass settings, and threads are identical. Can size and beta numbers vary. All have ADBV.