Experience the evolution of exhaust technology with GReddy's EVOlution GT exhaust line. This newest generation features improved and refined design, including high flow straight-through internals for optimal performance. Retaining the compact and efficient, offset-tip muffler design from previous models, each EVOlution GT is meticulously constructed using precision TIG welding and high quality 304 stainless steel. Enjoy a deep and rich exhaust note while experiencing the increased airflow of the renowned GReddy Evo line.

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Chassis: ZN6
Engine: 4U-GSE (FA20)
Type: Cat-back system
        (dual angled mufflers, with extended tips)
Notes:  * not compatible with 2017 models - 2017 models use p/n 10118301
Number of pieces: 3
Piping: 76 mm (3.0") - dual 76mm (3.0")
Tip(s): 2x 115mm (4.5")
Gasket(s): 3.0"/ oval (qty: 2 included) (1x spl. composite gasket)
Resonator: Yes
Notes: replace factory doughnut-gasket and spring bolts for mid-pipe, with provided composite gasket and M8 nuts and bolts.
Sound level: L94 / R93 dB(a) @4500RPM

Chassis:  ZN6 Kouki (minor change)
Engine: 4U-GSE (FA20)
Type: Cat-back system
         (dual angled mufflers, with extended tips)
Number of pieces: 3
Piping: 76 mm (3.0") - dual 76mm (3.0")
Tip(s): 2x 115mm (4.5")
Gasket(s): 3.0" oval (qty: 2 included) (1x spl. composite gasket)
Resonator: Yes
Notes: replace factory doughnut-gasket and spring bolts for mid-pipe, with provided composite gasket and M8 nuts and bolts.
Sound level: L94 / R93 dB(a) @4500RPM

Chassis: SW20
Engine: 3S-GTE (factory turbocharged)
Type: Cat-back exhaust
         (dual angled mufflers, with extended tips)
Number of pieces: 2pcs
Piping: 76 mm (3.0")
Tips: 2x 115 mm (4.5")
Gasket(s): 3.0" oval (qty: 1 included) 
Resonator: n/a

Chassis: F15
Engine: MR16DDT
Type: 2WD only
Number of pieces: 2pcs
Piping: 76mm (3.0")
Tip(s): 115 mm (4.5")
Gasket(s): 3.0" oval (qty: 1 included) 
Resonator: yes
Notes: also fits, Nismo model (must remove small brace)
Weight: 24.7 lbs 
Sound level: 88 dB(a) @4750RPM
HP: 10 hp  TRQ: 11 ft-lbs

Chassis: Z34
Engine: VQ37HR
Type: full dual cat-back with X-pipe
Number of pieces: 4pcs.
Piping: 2x 63.5mm (2.5") to 2x 76 mm (3.0")
Tip(s): T115 mm (4.5")
Gasket(s): 3.0" oval (qty: 3 included) 
Resonator: yes, 2x
Note: not compatible with Nismo bumper. 
Note: * No EVAP relocation necessary
Weight: 51.4 lbs (stock 57.2lbs)
Sound level: 99/100 dB(a) @4500RPM
HP: 16 hp   TRQ: 19 ft-lbs

Chassis: V37
Engine: VQ37HR
Type: Dual muffler with X-pipe
Number of pieces: 4pcs
Piping: 2x 63.5 mm (2.5") to 2x 67mm (3.0")
Tip(s): 115 mm (3.0")
Gasket(s): 3.0" oval (qty: 3 included) 
Resonator: 2x
Notes: * no EVAP relocation required

Q50 2wdChassis:  V37
Engine:  VR30DDTT
Type:   Cat-back system
Number of pieces:  4
Piping:  2x 63.5 mm to 76mm"  (2.5" to 3.0" ) to 2x 63.5 mm to 76mm"
Tip:   110 mm (4.5 ")
Gasket(s):    3.0 " oval (qty: 3 included) 
Resonator:   dual 2.5" dia.

Chassis: BNR32
Engine: RB26DETT
Type: Cat-back system
Number of pieces: 2
Piping: 76 mm (3")
Tip: 115 mm (4.5")
Gasket(s): 3" oval (qty: 1 included) 
Resonator: yes
Notes:
Weight: 24.4 lbs 
Sound level: 100dB(a) @5600RPM

Chassis: GV8 
Engine: EJ25
Type: Cat-back system 
(dual angled mufflers, with extended quad tips)
Number of pieces: 3pcs
Piping: 76 mm (3")
Tip(s): 89 mm (3.5")
Gasket(s): 3" oval (qty: 2x included) replacement ( 1pc. 2bolt catalytic gasket)
Resonator: yes
Notes: fits both WRX and STI

* Optional Tip Silencers and Titanium Tips (sold separately)