Product Description
Genuine Briggs and Stratton part: 491588S
Briggs & Stratton 491588S Air Filter – Genuine Replacement for Optimal Engine Performance
Upgrade your small engine’s reliability with the Briggs & Stratton 491588S Air Filter/Cleaner—a genuine OEM part designed to deliver clean airflow, improved efficiency, and long-lasting protection. Whether you’re maintaining a lawnmower, generator, or outdoor power equipment, this high-quality paper air filter ensures your engine runs smoothly season after season.
Key Features
- Genuine Briggs & Stratton Part – Engineered to meet factory specifications for perfect fit and performance.
- High-Efficiency Paper Filter Media – Traps dirt, dust, and debris to protect internal engine components.
- Durable Construction – Built to withstand demanding outdoor environments.
- Easy Installation – Direct replacement for multiple Briggs & Stratton models.
Approximate dimensions:
Length: 130mm
Width: 112mm
Height: 20mm
Replaces: 399959, 491588, 494245, 992351
Uses pre-filter/cleaner: 493537S, 491435S
This filter suits selected variants of Briggs & Stratton engines across:
- Quantum Series Side Valve (Vertical) – 4.5–6.75 HP
- Intek & I/C Series OHV (Horizontal & Vertical) – 5.5–11 HP
- PowerBuilt Series OHV
- Vanguard Single Cylinder OHV
- XR Professional Series
…and many more listed in the full compatibility section below.
Engine series applications can include, (but may not be limited to), variants of:
4.5 HP Quantum Series Side Valve (Vertical), 4.75 HP Quantum Series Side Valve (Vertical), 5 HP Quantum Series Side Valve (Vertical), 5.5 HP I/C Series OHV (Horizontal), 5.5 HP Intek I/C Series OHV (Horizontal), 5.5 HP Powerbuilt Series OHV (Horizontal), 5.5 HP Vanguard Single Cylinder OHV (Horizontal), 6 HP I/C Series OHV (Horizontal), 6 HP Intek I/C Series OHV (Horizontal), 6 HP Intek OHV (Vertical), 6 HP Quantum Series Side Valve (Vertical), 6 HP Vanguard Single Cylinder OHV (Horizontal), 6.5 HP I/C Series OHV (Horizontal), 6.5 HP Intek I/C Series OHV (Horizontal), 6.5 HP Intek OHV (Vertical), 6.5 HP Intek Series OHV (Horizontal), 6.5 HP Quantum Series Side Valve (Vertical), 6.5 HP Vanguard Single Cylinder OHV (Horizontal), 6.75 HP Intek OHV (Vertical), 7.5 HP Intek I/C Series OHV (Horizontal), 7.5 HP Vanguard Single Cylinder OHV (Horizontal), 8 HP Intek I/C Series OHV (Horizontal), 8 HP Intek Series OHV (Horizontal), 8 HP PowerBuilt Series OHV (Horizontal), 9 HP Vanguard Single Cylinder OHV (Horizontal), 10 HP Intek I/C Series OHV (Horizontal), 10 HP Vanguard Single Cylinder OHV (Horizontal), 11 HP Intek Pro Series OHV (Horizontal), 11 HP Intek Series OHV (Horizontal), 625 Series Side Valve (Vertical), 625E Series Side Valve (Vertical), 650 Series Side Valve (Vertical), 650E Series Side Valve (Vertical), 675 Series Side Valve (Vertical), 675EX Series Side Valve (Vertical), 725 Series Side Valve (Vertical), 800 Powerbuilt Series OHV (Horizontal), 800 Series OHV (Horizontal), 825 I/C Series OHV (Horizontal), 825 Intek I/C Series OHV (Horizontal), 825 Intek Series OHV (Horizontal), 825 Series OHV (Vertical), 850 Series OHV (Horizontal), 850 Series OHV (Vertical), 875 Series OHV (Vertical), 900 Series OHV (Horizontal), 1100 Series OHV (Horizontal), 1150 Series OHV (Horizontal), 1350 Intek Series OHV (Horizontal), 1350 Series Genpower OHV (Horizontal), 1350 Series Intek OHV (Horizontal), 1350 Series OHV (Horizontal), 1350 Series PowerBuilt OHV (Horizontal), 1450 Intek I/C Series OHV (Horizontal), 1450 Series OHV (Horizontal), 1450 Series PowerBuilt OHV (Horizontal), 1550 Intek Series OHV (Horizontal), 1550 Series OHV (Horizontal), 1650 Series OHV (Horizontal), 1650 Series OHV OHV (Horizontal), 1850 Series OHV (Horizontal), Quantum Series Side Valve (Vertical), XR 10.0 Series OHV (Horizontal), XR1450 Professional Series (Horizontal), XR1650 Professional Series OHV (Horizontal)
Used on selected type variants of models including:
086432, 091202, 091212, 091232, 091252, 092202, 092212, 092232, 092252, 094202, 094212, 095202, 095212, 110402, 110412, 110415, 110417, 110432, 110437, 110452, 110492, 110602, 110612, 110682, 111412, 111432, 111437, 111452, 115432, 115437, 115462, 115492, 117431, 117432, 117436, 117437, 117462, 118432, 118436, 118437, 11A602, 11A682, 11A687, 11C602, 120202, 120212, 120232, 120252, 120292, 120302, 120312, 120317, 120332, 120352, 120402, 120412, 120413, 120415, 120417, 120432, 120452, 120492, 120602, 120607, 120609, 120612, 120682, 120H02, 120H07, 120K02, 121002, 121003, 121012, 121032, 121052, 121132, 121162, 121212, 121232, 121236, 121237, 121252, 121302, 121307, 121312, 121317, 121332, 121336, 121337, 121352, 121392, 121402, 121412, 121413, 121415, 121417, 121432, 121437, 121452, 121492, 121493, 121A02, 121A12, 121A32, 121H02, 121H82, 121K02, 121K12, 122002, 122007, 122012, 122017, 122032, 122037, 122052, 122092, 12223-, 122232, 122262, 122332, 122336, 122337, 122352, 122356, 122362, 122366, 122367, 122432, 122435, 122436, 122437, 122452, 122462, 122466, 122467, 122H02, 122H07, 122H82, 122K02, 122K05, 122K07, 122K09, 122K12, 122K82, 122L02, 122L05, 122L07, 122M02, 122M05, 122M07, 122T02, 122T05, 122T07, 123H02, 123H07, 123K02, 123K05, 123K07, 123K09, 123K12, 124332, 124362, 124430, 124432, 124602, 124672, 124682, 124H02, 124H82, 124K02, 124L02, 124L05, 124L07, 124T02, 124T05, 124T07, 124T12, 125602, 125607, 125672, 125682, 125H02, 125H07, 125H82, 125K02, 125K05, 125K07, 125K09, 126302, 126312, 126317, 126332, 126352, 126392, 126402, 126412, 126415, 126417, 126432, 126452, 126492, 126K02, 126L02, 126L05, 126L07, 126L12, 126M02, 126M05, 126M07, 126T02, 126T05, 126T07, 126T12, 127302, 127312, 127332, 127335, 127337, 127352, 127412, 127432, 127437, 127452, 127602, 127605, 127607, 127609, 127702, 127707, 127712, 127782, 127787, 127802, 127807, 127809, 127882, 127887, 127H02, 127H07, 128702, 128712, 128802, 128805, 128807, 128809, 128812, 128882, 128887, 128H02, 128H07, 128L02, 128L05, 128L07, 128M02, 128M05, 128M07, 128T02, 128T05, 128T07, 129702, 129707, 129782, 129787, 129802, 129807, 129812, 129882, 129887, 129H02, 129H07, 12A602, 12B602, 12C602, 12C682, 12D602, 12D607, 12D672, 12D677, 12E602, 12F612, 12F702, 12F707, 12F782, 12F787, 12F802, 12F805, 12F807, 12F809, 12F812, 12F882, 12F887, 12F889, 12G602, 12G612, 12G702, 12G782, 12G787, 12G802, 12G807, 12G812, 12G882, 12G887, 12H132, 12H137, 12H232, 12H332, 12H337, 12H352, 12H362, 12H702, 12H707, 12H712, 12H802, 12H805, 12H807, 12H809, 12H812, 12H882, 12H887, 12J602, 12J612, 12J702, 12J707, 12J802, 12J805, 12J807, 12J809, 12J882, 12J887, 12J902, 12J907, 12L232, 12L332, 12L336, 12L337, 12L802, 12L882, 12L887, 12L902, 12M902, 12P802, 12Q502, 12Q505, 12Q507, 12Q512, 12Q572, 12Q577, 12Q802, 12R502, 12R505, 12R507, 12R512, 12S102, 12S112, 12S132, 12S137, 12S152, 12S157, 12S232, 12S237, 12S252, 12S402, 12S407, 12S412, 12S432, 12S435, 12S436, 12S437, 12S452, 12S492, 12S502, 12S505, 12S507, 12S512, 12T102, 12T112, 12T132, 12T152, 12T192, 12T202, 12T212, 12T232, 12T252, 12T292, 12T312, 12T402, 12T405, 12T407, 12T412, 12T417, 12T432, 12T452, 12X802, 12X812, 12X882, 12Y802, 12Z602, 12Z802, 134202, 135202, 135207, 135212, 135217, 135232, 135237, 135252, 135292, 135297, 136202, 136212, 136217, 136232, 137202, 137212, 138432, 138436, 138437, 138462, 138466, 138467, 150112, 150117, 150132, 150192, 150312, 150315, 157102, 157112, 157117, 157202, 157302, 157312, 15T112, 185430, 185432, 185436, 185437, 185462, 185467, 19L232, 19L237, 19N132, 19N135, 19N137, 201312, 201317, 201332, 201337, 201352, 201412, 201415, 201416, 201417, 201432, 201437, 201452, 202312, 202317, 202332, 202336, 202337, 202352, 202357, 202412, 202417, 202432, 202437, 202452, 202457, 203432, 204312, 204315, 204317, 204332, 204337, 204352, 204412, 204415, 204417, 204432, 204437, 205312, 205317, 205332, 205337, 205352, 205355, 205357, 205412, 205417, 205432, 205437, 205452, 205455, 205457, 207437, 20H132, 20H136, 20H137, 20H232, 20H237, 20L132, 20L136, 20L232, 20L235, 20L236, 20L237, 20S132, 20S157, 20S202, 20S207, 20S212, 20S217, 20S232, 20S237, 20S252, 20S257, 20T132, 20T202, 20T212, 20T215, 20T217, 20T232, 20T237, 210312, 210315, 210317, 210332, 210412, 210415, 210417, 210432, 210435, 212312, 212315, 212317, 212332, 212335, 212337, 212412, 212415, 212417, 212432, 212437, 213432, 216112, 216115, 216302, 216312, 216315, 216317, 216332, 216337, 217302, 217312, 217315, 217317, 217332, 217337, 21S132, 21S137, 21S157, 21S212, 21S215, 21S217, 21S232, 21S237, 21T112, 21T202, 21T207, 21T212, 21T215, 21T217, 21T232, 21T237, 250035, 25N132, 25N137, 25P132, 25T232, 25T235, 25T236, 25T237, 25U032, 25U135, 25U237
Why Choose This Air Filter?
A clean air filter is essential for maintaining engine power, fuel efficiency, and longevity. The 491588S ensures your equipment performs at its best by preventing harmful debris from entering the engine. It’s the ideal choice for routine maintenance or restoring performance to older machines.
Need Help Choosing the Right Part?
Briggsbits offers expert advice, interactive parts diagrams, and fast UK and Worldwide delivery to make sure you get the correct filter for your engine the first time.
PLEASE NOTE: Attempting to fit the incorrect part can have a dramatic affect on how your engine runs, it also risks causing damage to either the part, or the engine. If you're not sure of the exact part number for your engine, refer to the parts list specific to your engines Model, Type and Code numbers, or contact us for assistance.
01747 356048
