The GPP DD-R has been adapted to modern tuner cars to not only enhances the looks and sound, but to improve performance with its carefully designed dual high-flow straight-through muffler layouts. Another new feature on the DD-R is the tunability. With the new twin removable tips, new options for tips finishers and silencers, now allow the owner to fine tune the looks, sound and flow of their DD-R. GPP’s newest exhaust style is almost here… stay tuned for more updates and applications coming soon!
Fitment
Honda Civic Si (Sedan) 2017-19
Notes:
2017-19 Honda Civic Si Sedan (only)
Chassis: FC1 4door sedan
Engine: L15 Turbo
Type: 3" Cat-back with dual compact muffler tips
Number of pieces: TBA
Piping: TBA mm (TBA ")
Tips: 2x TBA mm (TBA ")
Gasket(s): TBA " oval (qty: TBA included) replacement
Resonator: TBA
Weight: TBA lbs (Stock weight TBA lbs)
Sound Comparison (SAE J1169) Test: TBA dB(a)
HP: +TBA hp
TRQ: +TBA ft-lbs
