Skip to content

Porsche Boxster

Maintenance specs for 8 variants of the Porsche Boxster — from 1997 to 2016.

19972004 Porsche Boxster

2.5L H6 (986) (M96/20) · RWD

201 hp / 181 lb-ft

Engine Oil

Weight0W-40
Capacity8 qt
Filter986-107-022-50

Transmission

Type5-Speed Manual (G86/00)
FluidMobil 1 75W-90
Drain & fill2.3 qt
Full capacity2.3 qt

Coolant

TypeG11 Blue/Green Ethylene Glycol
Capacity8.5 qt
Shop coolant

Brake Fluid

TypeDOT 4
Shop DOT 4

Power Steering

TypeHydraulic
FluidPentosin CHF 11S
Capacity16 oz

Differentials

Rear fluidMobil 1 75W-90
Rear capacity1.6 qt

Fuel

Tank17.2 gal
TypePremium 91

Tires

Size205/55ZR16
Pressure (front)29 PSI
Pressure (rear)36 PSI
Shop 205/55ZR16 tires

Battery

Group size48
CCA450 A
Shop group 48 battery

Spark Plugs

Gap0.032 in
Shop spark plugs

Wiper Blades

Driver22"
Passenger19"
Shop wiper blades

Service Intervals

Oil change15,000 mi
Trans service30,000 mi
Coolant flush30,000 mi
Brake fluid24,000 mi
Spark plugs30,000 mi
Timingchain (no scheduled replacement)
Air filter30,000 mi

19992004 Porsche Boxster

2.7L H6 (986 S) (M96/22) · RWD

217 hp / 192 lb-ft

Engine Oil

Weight0W-40
Capacity8 qt
Filter986-107-022-50

Transmission

Type6-Speed Manual (G86/01)
FluidMobil 1 75W-90
Drain & fill2.3 qt
Full capacity2.3 qt

Coolant

TypeG11 Blue/Green Ethylene Glycol
Capacity8.5 qt
Shop coolant

Brake Fluid

TypeDOT 4
Shop DOT 4

Power Steering

TypeHydraulic
FluidPentosin CHF 11S
Capacity16 oz

Differentials

Rear fluidMobil 1 75W-90
Rear capacity1.6 qt

Fuel

Tank17.2 gal
TypePremium 91

Tires

Size215/50ZR17
Pressure (front)29 PSI
Pressure (rear)36 PSI
Shop 215/50ZR17 tires

Battery

Group size48
CCA450 A
Shop group 48 battery

Spark Plugs

Gap0.032 in
Shop spark plugs

Wiper Blades

Driver22"
Passenger19"
Shop wiper blades

Service Intervals

Oil change15,000 mi
Trans service30,000 mi
Coolant flush30,000 mi
Brake fluid24,000 mi
Spark plugs30,000 mi
Timingchain (no scheduled replacement)
Air filter30,000 mi

20042008 Porsche Boxster

2.7L H6 (987) (M97/20) · RWD

240 hp / 199 lb-ft

Engine Oil

Weight0W-40
Capacity8.5 qt
Filter987-107-022-51

Transmission

Type6-Speed Manual (G87/00)
FluidMobil 1 75W-90
Drain & fill2.3 qt
Full capacity2.3 qt

Coolant

TypeG11 Blue/Green Ethylene Glycol
Capacity9 qt
Shop coolant

Brake Fluid

TypeDOT 4
Shop DOT 4

Power Steering

TypeHydraulic
FluidPentosin CHF 11S
Capacity16 oz

Differentials

Rear fluidMobil 1 75W-90
Rear capacity1.6 qt

Fuel

Tank17.2 gal
TypePremium 91

Tires

Size205/55ZR17
Pressure (front)29 PSI
Pressure (rear)36 PSI
Shop 205/55ZR17 tires

Battery

Group size48
CCA450 A
Shop group 48 battery

Spark Plugs

Gap0.032 in
Shop spark plugs

Wiper Blades

Driver22"
Passenger19"
Shop wiper blades

Service Intervals

Oil change20,000 mi
Trans service40,000 mi
Coolant flush30,000 mi
Brake fluid24,000 mi
Spark plugs40,000 mi
Timingchain (no scheduled replacement)
Air filter40,000 mi
Cabin filter30,000 mi

20052008 Porsche Boxster

3.2L H6 (987 S) (M97/21) · RWD

280 hp / 236 lb-ft

Engine Oil

Weight0W-40
Capacity8.5 qt
Filter987-107-022-51

Transmission

Type6-Speed Manual (G87/01)
FluidMobil 1 75W-90
Drain & fill2.3 qt
Full capacity2.3 qt

Coolant

TypeG11 Blue/Green Ethylene Glycol
Capacity9 qt
Shop coolant

Brake Fluid

TypeDOT 4
Shop DOT 4

Power Steering

TypeHydraulic
FluidPentosin CHF 11S
Capacity16 oz

Differentials

Rear fluidMobil 1 75W-90
Rear capacity1.6 qt

Fuel

Tank17.2 gal
TypePremium 91

Tires

Size235/40ZR18
Pressure (front)29 PSI
Pressure (rear)36 PSI
Shop 235/40ZR18 tires

Battery

Group size48
CCA450 A
Shop group 48 battery

Spark Plugs

Gap0.032 in
Shop spark plugs

Wiper Blades

Driver22"
Passenger19"
Shop wiper blades

Service Intervals

Oil change20,000 mi
Trans service40,000 mi
Coolant flush30,000 mi
Brake fluid24,000 mi
Spark plugs40,000 mi
Timingchain (no scheduled replacement)
Air filter40,000 mi
Cabin filter30,000 mi

20092012 Porsche Boxster

2.9L H6 (987.2) (MA1.20) · RWD

255 hp / 214 lb-ft

Engine Oil

Weight0W-40
Capacity8.5 qt
Filter987-107-022-51

Transmission

Type6-Speed Manual (G87/20)
FluidMobil 1 75W-90
Drain & fill2.3 qt
Full capacity2.3 qt

Coolant

TypeG13 Violet Ethylene Glycol
Capacity9 qt
Shop coolant

Brake Fluid

TypeDOT 4
Shop DOT 4

Power Steering

TypeElectric (no fluid)

Differentials

Rear fluidMobil 1 75W-90
Rear capacity1.6 qt

Fuel

Tank17.2 gal
TypePremium 91

Tires

Size205/55ZR17
Pressure (front)29 PSI
Pressure (rear)36 PSI
Shop 205/55ZR17 tires

Battery

Group size48
CCA450 A
Shop group 48 battery

Spark Plugs

Gap0.032 in
Shop spark plugs

Wiper Blades

Driver22"
Passenger19"
Shop wiper blades

Service Intervals

Oil change20,000 mi
Trans service40,000 mi
Coolant flush30,000 mi
Brake fluid24,000 mi
Spark plugs40,000 mi
Timingchain (no scheduled replacement)
Air filter40,000 mi
Cabin filter30,000 mi

20092012 Porsche Boxster

3.4L H6 (987.2 S) (MA1.21) · RWD

310 hp / 266 lb-ft

Engine Oil

Weight0W-40
Capacity8.5 qt
Filter987-107-022-51

Transmission

Type6-Speed Manual (G87/21)
FluidMobil 1 75W-90
Drain & fill2.3 qt
Full capacity2.3 qt

Coolant

TypeG13 Violet Ethylene Glycol
Capacity9 qt
Shop coolant

Brake Fluid

TypeDOT 4
Shop DOT 4

Power Steering

TypeElectric (no fluid)

Differentials

Rear fluidMobil 1 75W-90
Rear capacity1.6 qt

Fuel

Tank17.2 gal
TypePremium 91

Tires

Size235/40ZR18
Pressure (front)29 PSI
Pressure (rear)36 PSI
Shop 235/40ZR18 tires

Battery

Group size48
CCA450 A
Shop group 48 battery

Spark Plugs

Gap0.032 in
Shop spark plugs

Wiper Blades

Driver22"
Passenger19"
Shop wiper blades

Service Intervals

Oil change20,000 mi
Trans service40,000 mi
Coolant flush30,000 mi
Brake fluid24,000 mi
Spark plugs40,000 mi
Timingchain (no scheduled replacement)
Air filter40,000 mi
Cabin filter30,000 mi

20122016 Porsche Boxster

2.7L H6 (981) (MA1.22) · RWD

265 hp / 206 lb-ft

Engine Oil

Weight0W-40
Capacity8.5 qt
Filter981-107-022-50

Transmission

Type6-Speed Manual (G87/20)
FluidMobil 1 75W-90
Drain & fill2.3 qt
Full capacity2.3 qt

Coolant

TypeG13 Violet Ethylene Glycol
Capacity9 qt
Shop coolant

Brake Fluid

TypeDOT 4
Shop DOT 4

Power Steering

TypeElectric (no fluid)

Differentials

Rear fluidMobil 1 75W-90
Rear capacity1.6 qt

Fuel

Tank17.2 gal
TypePremium 91

Tires

Size235/40ZR18
Pressure (front)29 PSI
Pressure (rear)36 PSI
Shop 235/40ZR18 tires

Battery

Group size48
CCA450 A
Shop group 48 battery

Spark Plugs

Gap0.032 in
Shop spark plugs

Wiper Blades

Driver22"
Passenger19"
Shop wiper blades

Service Intervals

Oil change20,000 mi
Trans service40,000 mi
Coolant flush30,000 mi
Brake fluid24,000 mi
Spark plugs40,000 mi
Timingchain (no scheduled replacement)
Air filter40,000 mi
Cabin filter30,000 mi

20122016 Porsche Boxster

3.4L H6 (981 S) (MA1.23) · RWD

315 hp / 265 lb-ft

Engine Oil

Weight0W-40
Capacity8.5 qt
Filter981-107-022-50

Transmission

Type6-Speed Manual (G87/21)
FluidMobil 1 75W-90
Drain & fill2.3 qt
Full capacity2.3 qt

Coolant

TypeG13 Violet Ethylene Glycol
Capacity9 qt
Shop coolant

Brake Fluid

TypeDOT 4
Shop DOT 4

Power Steering

TypeElectric (no fluid)

Differentials

Rear fluidMobil 1 75W-90
Rear capacity1.6 qt

Fuel

Tank17.2 gal
TypePremium 91

Tires

Size235/40ZR18
Pressure (front)29 PSI
Pressure (rear)36 PSI
Shop 235/40ZR18 tires

Battery

Group size48
CCA450 A
Shop group 48 battery

Spark Plugs

Gap0.032 in
Shop spark plugs

Wiper Blades

Driver22"
Passenger19"
Shop wiper blades

Service Intervals

Oil change20,000 mi
Trans service40,000 mi
Coolant flush30,000 mi
Brake fluid24,000 mi
Spark plugs40,000 mi
Timingchain (no scheduled replacement)
Air filter40,000 mi
Cabin filter30,000 mi