HKS 3302-ST029 Catback Exhaust System Kit for 83-87 Toyota Corolla GTS 4A-GE RWD

Vehicle Fitment

• 1985-1987 Toyota Corolla GTS (AE86 chassis), 1.6 L 4A-GE I4, RWD

Fitment Notes

• Complete cat-back system -- bolts to factory catalytic converter location
• Single polished tip configuration (center-outlet)
• Not compatible with SR5 or FWD Corolla trims

Features

• Full stainless steel construction (SUS304/SUH409)
• 60 mm (2.36") mandrel-bent piping for improved flow
• Silent Hi-Power oval silencer for refined, street-legal tone (~92 dB idle)
• Single polished E-1 style tip (83 mm) for OEM-plus appearance
• Direct bolt-on installation -- retains factory routing
• Fully welded seams to ensure long-term durability
• Legal silencer layout for compliant street use
• Engineered and tested for AE86 4A-GE platform only

Specifications

• Tip configuration: Single center outlet
• Tip diameter: 83 mm (3.27") E-1 polished style
• Piping diameter: 60 mm (2.36")
• Material: SUS304/SUH409 stainless steel
• System type: Full cat-back (muffler + piping)
• Drivetrain: RWD only

Included Components

• 1x HKS 3302-ST029 cat-back exhaust assembly
• 1x Silent Hi-Power oval muffler with single tip
• 1x Polished 83 mm E-1 style exhaust tip
• 1x Complete mid-pipe section
• 1x Set of pre-installed hangers and mounting tabs
• 1x Clamp and basic installation hardware

Product Description

The HKS 3302-ST029 is a premium stainless steel cat-back exhaust system designed specifically for the 1985-1987 Toyota Corolla GTS with the 1.6 L 4A-GE engine. Featuring a single center-exit 83 mm E-1 style polished tip and a Silent Hi-Power oval silencer, this system offers a refined exhaust tone suitable for street use while improving exhaust flow and throttle response with its full 60 mm mandrel-bent piping.

Engineered as a direct bolt-on to the AE86's factory catalytic converter location, it preserves the OEM routing over the rear axle and under the trunk. Constructed from durable SUS304 and SUH409 stainless steel, the system is fully welded and includes all necessary hardware and hangers for hassle-free installation. Ideal for enthusiasts who value both performance and period-correct aesthetics, the 3302-ST029 balances legality, tone, and flow perfectly.

Verified to fit only AE86 chassis Corolla GTS models with RWD and the 4A-GE engine. Not designed for SR5 trims, FWD Corollas, or other model years or engines.