All Exhaust

Exhaust systems have always been the base for aftermarket performance. From the beginner starting off to the high horsepower racer, who need to comply to track sound requirements, a well engineered exhaust system will enhance performance, sound, appearances, and economy. Upgrading restrictive factory exhaust with a tuned straight-through GReddy Exhaust System will increase horsepower & torque, add a deep sporty exhaust note, give style & flare to the look of your car, all while increasing fuel efficiency.

                                                                 Select which exhaust style best suits your vehicle.

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Car Make Car Model Car Year Description PART #
Honda Civic Si 2006-09

4dr. adapter

11050104
Car Make: Honda
Car Model: Civic Si
Car Year: 2006-09
Notes:

converts coupe se exhaust to work on the sedan

4dr. adapter only. use with p/n 10157951 or 10157908

Part #: 11050104
Price: 60.00
IMAGES:
Honda Civic Si 2006-11

GReddy Supreme SP Exhaust

10158208
Car Make: Honda
Car Model: Civic Si
Car Year: 2006-11
Notes:

The Supreme SP for ever-popular (FG) Civic Si coupe embraces the classic GReddy Civic styling that has made the SP line so popular over the years. Stand out features of this latest version include: larger diameter 63.5mm (2.5”) piping, updated resonator, improved muffler section, and our new limited lifetime warranty. Like all GReddy exhausts, it’s the ideal combination of fitment, styling, performance and deep exhaust note, that sets it apart from the competitors. It is also designed to be compatible with both Si models; coupe and sedan (using the optional 11050104 adapter.) Each GReddy Supreme SP system is a fully hand-welded 304 Stainless-steel exhaust.

 

Models: Si Coupe, Si Sedan-use with 11050104*

Chassis:  FG2
Engine:  K20
Type:   Cat-back exhaust

Number of pieces:  3pcs
Piping:   63.5 mm (2.5 ")
Tip:   102 mm (4.0 ")
Gasket(s):    2.5 " oval (qty: 2 included) replacement
Resonator:   Yes

Weight:  27.5 lbs   (Stock weight  27.3 lbs)
Sound level:  90 dB(a) 

HP:  +5  hp
TRQ:  +3  ft-lbs

*Data collected on stock vehicle    *Retains catalytic convertor, front pipe    
*TBA = To Be Announced

Part #: 10158208
Price:
750.00Buy Now
IMAGES:
VIDEO:
view video
Honda Civic Si 2012-15

GReddy Supreme SP Exhaust

10158209
Car Make: Honda
Car Model: Civic Si
Car Year: 2012-15
Notes:

The Supreme SP for the 9th generation, (FB) Civic Si features our signature GReddy layout, styling and sound, with new revised piping diameter. It is designed to be compatible with both Si models; coupe and sedan (using the optional 11050108 adapter.) The straight-through resonator and specially-made oval muffler with off-set extended tip allows the system to follow the Civics’ bodies lines and help reduce drone and high pitch frequencies. It also provides good power gains throughout the usable power band. Like all GReddy Supreme SP systems the fully hand-welded 304 Stainless-Steel exhaust carries a Limited Lifetime Warranty.

Models: Si Coupe (use with 11050108 4dr adapter for sedans)
Chassis:  FG4 (FB6 4dr. with adapter)
Engine:  K24
Type:   cat-back exhaust system

Number of pieces:  3pcs.
Piping:   63.5 mm (2.5")
Tip:   105 mm (4.0 ")
Gasket(s):    2.5 " oval (qty: 2 included) replacement
Resonator:   Yes

Weight:  28.0 lbs   (Stock weight  30.8 lbs)
Sound level:  94.0 dB(a)

[DYNO]

HP:  +11  hp
TRQ:  +2  ft-lbs

*Data collected on stock vehicle    *Retains catalytic convertor, front pipe    
*TBA = To Be Announced

Part #: 10158209
Price:
750.00Buy Now
IMAGES:
VIDEO:
view video