Borla · New
Borla 17-19 Honda Civic SI 1.5L Turbo MT S-Type 2.75in Cat-Back Exhaust
MPN 140777 · Store SKU bor140777
Supplier stock checked 11/7/2026, 7:52:37 AM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
This 2.75" diameter Cat-Back system features the classic S-Type sound with no drone inside the vehicle. The dual outlet muffler features 2) 4.25" round polished T-304 stainless steel tips. A system with black coated T-304 stainless steel tips is also available. BORLA Cat-Back and Axle-Back exhaust systems feature patented straight-through and multi-core technology designed to unleash hidden horsepower. Increased exhaust velocity adds power, driving excitement, fuel economy, and the distinctive BORLA Sound of Power respected by motoring enthusiasts everywhere. Each system is built from premium T-304 austenitic stainless steel, superior to T-400 series knockoffs (such as 409), to give you the absolute best in performance and durability. Ultra-smooth mandrel bends ensure maximum flow & power, and precision computer numerical control (CNC) manufacturing ensures an accurate fit. Best of all, BORLA stands behind every system with a Million-Mile Warranty. Just what you'd expect from the world's most experienced (and most winning) performance exhaust manufacturer. S-Type Cat-Back Exhaust System 2017-2020 Honda Civic Si 1.5L 4 Cyl. Turbo Manual Transmission Front Wheel Drive 2 Door Coupe. Cat-Back Exhaust System - S-Type
Manufacturer fitment & guides
Check 140777 against the manufacturer’s application information below.
Part-specific notes
- Emissions acknowledgement required before purchase.
- California Proposition 65: Y
