Porsche 911 Carrera 4S 991.1 Performance Parts & Upgrades

• Porsche 911 Carrera 4 (991.1): the 3.4L all-wheel drive version
• Porsche 911 Targa 4S (991.1): the Targa with the same drivetrain
• Porsche 911 Carrera S (991.1): the rear-drive 3.8L
• Porsche 911 Carrera 4S (991.2)
• Porsche 911 Carrera 4S (997.1)
• View all brands

• Brake kits: Brembo GT, GT-S and Pista and AP Racing CP9660 front kits, plus Paragon 6-piston front and 4-piston rear kits.
• Coilovers: Öhlins R&T, AST and MOTON kits, and the Öhlins EDC cancellation kit.
• Chassis: SPL Parts lower control arms, front trailing arms and bumpsteer tie rod ends, with HARDRACE and Torque Solution adjustable links.
• Differential: Wavetrac limited slip diffs and inner and outer carrier bearings for PDK cars.
• Engine: the aFe Magnum FORCE Stage-2 intake, APR intake filters and the COBB Accessport V3, with or without PDK flashing.

• Engine: the 4S has the 3.8L. Intake parts listed for 3.4L/3.8L fit, but check that engine-specific parts list the 3.8L.
• All-wheel drive: choose coilovers that list the Carrera 4 or 4S, as some kits are made in rear-drive and all-wheel drive versions.
• Accessport: COBB sells the Accessport with and without PDK flashing. Pick the one that suits your car and plans.

Fitting should be done by a qualified workshop, especially brakes, suspension and differentials. Get an alignment after suspension work and bleed and road-test the brakes. Ask us if you're unsure what your car needs.