2012 Honda Civic Si Exhaust Systems

Honda Civic Si Exhaust - 2012
  • Dorman® - Metal Gold/Silver Exhaust Bolt and Spring
    Dorman®Metal Gold/Silver Exhaust Bolt and Spring
    0
    # mpn2355532
    Honda Civic Si / Civic Si HFP 2012, Metal Gold/Silver Exhaust Bolt and Spring by Dorman®. Location: Rear Resonator Assembly to Muffler Assembly. Designed for an exact fit, Dorman’s Exhaust Bolt & Spring. Save time and energy by having...
    Rust and corrosion resistantDurable hardened and spring steel construction
    $5.56
  • Genuine® - Exhaust Pipe to Manifold Gasket
    Genuine®Exhaust Pipe to Manifold Gasket
    0
    # mpn4587364157
    Honda Civic Si / Civic Si HFP 2012, Exhaust Pipe to Manifold Gasket by Genuine®. If your exhaust parts are in need of repair, don’t compromise the performance and safety of your car with suspect, off-brand replacement parts from the...
    Designed to restore your vehicle’s exhaust systemGenuine OE replacement parts from the OE manufacturer
    $29.40
  • TRQ® - Oxygen Sensor
    Save up to 3%
    TRQ®Oxygen Sensor
    0
    # 5584546492
    Honda Civic Si 2012, Oxygen Sensor by TRQ®. If your oxygen sensor fails, replace it with this top-grade part developed to easily fix the problem. Built to fit and function exactly as the part it is replacing, the product provides...
    Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
    $36.21 - $69.79
    $36.95 - $71.95Save up to 3%
  • Bosch® - Premium Direct fit Oxygen Sensor
    Bosch®Premium Direct fit Oxygen Sensor
    0
    # mpn913507
    Honda Civic Si / Civic Si HFP 2012, Premium Direct fit Oxygen Sensor by Bosch®. Position: Downstream. A worn-out oxygen sensor can cause engine performance problems and shorten the life of the catalytic converter. Tune-up your vehicle...
    OE Identical ConnectorCompact Design
    $64.14
  • Walker Products® - Premium Oxygen Sensor
    Walker Products®Premium Oxygen Sensor
    0
    # mpn4666142746
    Honda Civic Si / Civic Si HFP 2012, Premium Oxygen Sensor by Walker Products®. Position: Downstream. Location: B1S2 Sensor. Walker Oxygen Sensors are precision made for outstanding performance and manufactured to meet or exceed all...
    Improved Engine Response & PerformanceLower Emissions
    $54.20
  • Walker Products® - Oxygen Sensor
    Walker Products®Oxygen Sensor
    0
    # 2985963095
    Honda Civic Si / Civic Si HFP 2012, Oxygen Sensor by Walker Products®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet...
    High quality at an affordable priceExpertly made from premium materials
    $45.74 - $125.03
  • Walker Products® - Premium Air Fuel Ratio Sensor
    Walker Products®Premium Air Fuel Ratio Sensor
    0
    # mpn4666143626
    Honda Civic Si / Civic Si HFP 2012, Premium Air Fuel Ratio Sensor by Walker Products®. Position: Upstream. Location: B1S1 Sensor. Walker Oxygen Sensors are precision made for outstanding performance and manufactured to meet or exceed...
    Designed to meet or exceed OE specifications in form, fit and functionGlobal coverage for import and/or domestic applications
    $125.03
  • Honda OE - Emission System - Emission Components
    Honda OEEmission System - Emission Components
    0
    # 2749188051
    Honda Civic Si 2012, Emission System - Emission Components by Honda OE. Keep your vehicle running longer and looking brand-new with factory-grade OEM Honda parts. These parts are made for your specific year, make, and model, which means...
    Genuine Honda OEM part that fits your specific vehicle perfectlyMade to factory specifications to ensure an original look and function
    $27.84 - $218.12
  • Bosch® - Narrow-band Oxygen Sensor
    Bosch®Narrow-band Oxygen Sensor
    0
    # mpn2440739981
    Honda Civic Si / Civic Si HFP 2012, Narrow-band Oxygen Sensor by Bosch®. Position: Downstream. The Bosch oxygen sensor utilizes a mix of zirconium and yttrium oxides and other elements to form a tough base that withstands the intense...
    OE-EquivalentOE Style connectors and wire lengths
    $42.09
  • Bosch® - Premium Wideband Oxygen Sensor
    Bosch®Premium Wideband Oxygen Sensor
    0
    # mpn4900483629
    Honda Civic Si / Civic Si HFP 2012, Premium Wideband Oxygen Sensor by Bosch®. Position: Upstream. This sensor utilizes a sophisticated sensing element enabling it to produce a precise output in proportion to the air/fuel ratio. Wideband...
    Detects the exact amount of unburned fuel in the exhaust streamOE connectors and OE-style harness for continuous wire from connector to sensor
    $244.23
  • Skunk2® - Oxygen Sensor Wire Harness
    Skunk2®Oxygen Sensor Wire Harness
    0
    # mpn887188826
    Honda Civic Si / Civic Si HFP 2012, Oxygen Sensor Wire Harness by Skunk2®. The O2 sensor wire harness extension is designed for Civic Si's. These extensions are great for installing an aftermarket header where the oem O2 sensor wires...
    Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
    $45.15
  • AP Exhaust® - Enforcer Series Aluminized Steel Round Glass Pack Exhaust Muffler
    AP Exhaust®Enforcer Series Aluminized Steel Round Glass Pack Exhaust Muffler
    1
    # 5498025255
    Universal Enforcer Series Aluminized Steel Round Glass Pack Exhaust Muffler by AP Exhaust®. Muffler Structure: Straight-through. Muffler Configuration: Center - Center. Today’s exhaust performance market continues to cover a broad...
    Aluminized materials for superior corrosion protectionIdeal for the economy buyer
    $13.46 - $38.58
  • Dorman® - Brass Exhaust Manifold Hardware Kit
    Dorman®Brass Exhaust Manifold Hardware Kit
    0
    # mpn1622044890
    Brass Exhaust Manifold Hardware Kit by Dorman®. Dorman manifold bolt and spring kits are just what you need to secure the front flange. Dorman offers products like fasteners and solutions to keep your vehicle running its best.
    Direct replacement for a proper fitBuilt to Last
    $5.63
  • Kooks® - Stainless Steel Round Stafford Spec Silver Exhaust Muffler (3.5" ID, 3.5" OD, 10" Length)
    Kooks®Stainless Steel Round Stafford Spec Silver Exhaust Muffler (3.5" ID, 3.5" OD, 10" Length)
    1
    # mpn4498131507
    Universal Stainless Steel Round Stafford Spec Silver Exhaust Muffler by Kooks®. Muffler Inlet Diameter: 3.5". Muffler Outlet Diameter: 3.5". Muffler Body Length: 10". Muffler Overall Length: 15.5". Muffler Sound: Aggressive / Loud. This...
    $64.02
  • Pypes® - Race-Pro Series 304 SS Round Silver Exhaust Muffler (2.5" Center ID, 2.5" Center OD, 14" Length)
    Save 14%
    Pypes®Race-Pro Series 304 SS Round Silver Exhaust Muffler (2.5" Center ID, 2.5" Center OD, 14" Length)
    1
    # mpn4498130087
    Universal Race-Pro Series 304 SS Round Silver Exhaust Muffler by Pypes®. Muffler Inlet Diameter: 2.5". Muffler Outlet Diameter: 2.5". Muffler Body Length: 14". Muffler Sound: Aggressive / Loud. Muffler Configuration: Center - Center....
    $60.75
    $70.75Save $10.00 (14%)
  • Skunk2® - MegaPower™ Stainless Steel Round J-SPEC Silver Exhaust Muffler (3" Center ID, 5.25" Center OD, 22" Length)
    Skunk2®MegaPower™ Stainless Steel Round J-SPEC Silver Exhaust Muffler (3" Center ID, 5.25" Center OD, 22" Length)
    0
    # mpn4498130511
    Universal MegaPower™ Stainless Steel Round J-SPEC Silver Exhaust Muffler by Skunk2®. Muffler Inlet Diameter: 3". Muffler Outlet Diameter: 5.25". Muffler Body Length: 22". Muffler Sound: Moderate. Muffler Structure: Multi Core. Muffler...
    $192.46
  • Skunk2® - MegaPower™ Stainless Steel Silver Exhaust Muffler (2.25" Center ID, 4" Center OD, 19" Length)
    Skunk2®MegaPower™ Stainless Steel Silver Exhaust Muffler (2.25" Center ID, 4" Center OD, 19" Length)
    0
    # mpn4498131456
    Universal MegaPower™ Stainless Steel Silver Exhaust Muffler by Skunk2®. Muffler Inlet Diameter: 2.25". Muffler Outlet Diameter: 4". Muffler Body Length: 19". Muffler Sound: Moderate. Muffler Structure: Multi Core. Muffler...
    $192.46
  • Different Trend® - Stainless Steel Resonator Muffler
    Different Trend®Stainless Steel Resonator Muffler
    0
    # 865766588
    Universal Stainless Steel Resonator Muffler by Different Trend®. Resonator Sound: Moderate. Resonator Configuration: Center - Center. Different Trend provides variety of product selections, premium quality products, superior value, and...
    $29.47 - $72.47
  • Different Trend® - Flow II Series Stainless Steel Oval Gray Exhaust Muffler
    Different Trend®Flow II Series Stainless Steel Oval Gray Exhaust Muffler
    4
    # 865850565
    Universal Flow II Series Stainless Steel Oval Gray Exhaust Muffler by Different Trend®. Muffler Sound: Moderate. Different Trend provides variety of product selections, premium quality products, superior value, and the best in customer...
    $40.43 - $115.26
  • AP Exhaust® - Xlerator Performance Exhaust Muffler with Inlet/Outlet Neck
    AP Exhaust®Xlerator Performance Exhaust Muffler with Inlet/Outlet Neck
    4
    # 5878642608
    Universal Xlerator Performance Exhaust Muffler with Inlet/Outlet Neck by AP Exhaust®. Today’s exhaust performance market continues to cover a broad spectrum of vehicles. The unique nature of this market is that a product demand is not...
    Deep performance soundIncreased exhaust flow
    $25.34 - $62.13
  • Black Widow® - Race Venom Angry Housewife™ Stainless Steel Oval Gray Exhaust Muffler
    Black Widow®Race Venom Angry Housewife™ Stainless Steel Oval Gray Exhaust Muffler
    0
    # 3353287517
    Universal Race Venom Angry Housewife™ Stainless Steel Oval Gray Exhaust Muffler by Black Widow®. Muffler Sound: Aggressive / Loud. Black Widow Race Venom series mufflers have the same patent pending internal hourglass design as the...
    $99.00 - $114.00
  • iD Select® - ECO II Universal Fit Catalytic Converter
    iD Select®ECO II Universal Fit Catalytic Converter
    0
    # 3699059879
    Universal ECO II Catalytic Converter by iD Select®. Converter Configuration: Universal Fit. Catalytic Converter Overall Length: 16". Swap out your worn-out or malfunctioning part with this top-notch exhaust product from iD Select....
    $144.22 - $146.77
  • Black Widow® - Widowmaker™ Stainless Steel Round Gray Exhaust Muffler
    Black Widow®Widowmaker™ Stainless Steel Round Gray Exhaust Muffler
    3
    # 865846573
    Universal Widowmaker™ Stainless Steel Round Gray Exhaust Muffler by Black Widow®. Muffler Body Length: 10". Muffler Sound: Aggressive / Loud. Muffler Configuration: Center - Center. Black Widow MOST AGGRESSIVE muffler yet and with...
    $124.00 - $134.00
  • Borla® - S-Type™ Stainless Steel Round Gray Exhaust Muffler
    Borla®S-Type™ Stainless Steel Round Gray Exhaust Muffler
    13
    # 5435311705
    Universal S-Type™ Stainless Steel Round Gray Exhaust Muffler by Borla®. Muffler Inlet Diameter: 2.5". Muffler Outlet Diameter: 2.5". Muffler Body Length: 10". Muffler Overall Length: 15". Muffler Sound: Mild / Stock. Muffler...
    $191.99 - $197.99
  • Walker® - Steel Oval Installer Turbo Aluminized Exhaust Muffler
    Walker®Steel Oval Installer Turbo Aluminized Exhaust Muffler
    3
    # 5878498479
    Universal Steel Oval Installer Turbo Aluminized Exhaust Muffler by Walker®. These mufflers combine Walker® quality and engineering with solution-driven technology to absorb unwanted engine and engine brake noise without sacrificing...
    Specifically Engineered for Class 7 and 8 vehiclesA bolt-on Solution for Excessive Engine Brake Noise
    $32.82 - $39.55
  • Borla® - Pro XS™ Stainless Steel Oval Gray Exhaust Muffler
    Borla®Pro XS™ Stainless Steel Oval Gray Exhaust Muffler
    14
    # 5435404788
    Universal Pro XS™ Stainless Steel Oval Gray Exhaust Muffler by Borla®. Muffler Sound: Aggressive / Loud. Muffler Structure: Multi Core. These mufflers include many of the features found on Borla’s performance mufflers, at a more...
    $111.99 - $255.99
  • Flowmaster® - 40 Series Delta Flow™ Aluminized Steel Oval Black Exhaust Muffler
    Flowmaster®40 Series Delta Flow™ Aluminized Steel Oval Black Exhaust Muffler
    2
    # 4398070072
    Universal 40 Series Delta Flow™ Aluminized Steel Oval Black Exhaust Muffler by Flowmaster®. Without Hangers. Muffler Body Length: 13". Muffler Overall Length: 19". Muffler Sound: Aggressive / Loud. Muffler Structure: Chambered. The...
    $129.95 - $133.95
  • Flowmaster® - 40 Series Delta Flow™ Aluminized Steel Oval Black Exhaust Muffler (2.5" Offset ID, 2.5" Offset OD, 13" Length)
    Flowmaster®40 Series Delta Flow™ Aluminized Steel Oval Black Exhaust Muffler (2.5" Offset ID, 2.5" Offset OD, 13" Length)
    2
    # mpn4498129676
    Universal 40 Series Delta Flow™ Aluminized Steel Oval Black Exhaust Muffler by Flowmaster®. Without Hangers. Muffler Inlet Diameter: 2.5". Muffler Outlet Diameter: 2.5". Muffler Body Length: 13". Muffler Overall Length: 19". Muffler...
    $133.95
  • Flowmaster® - Pro Series™ Stainless Steel Round Laminar Flow Black Exhaust Muffler (5" Center ID, 5" Center OD, 20" Length)
    Flowmaster®Pro Series™ Stainless Steel Round Laminar Flow Black Exhaust Muffler (5" Center ID, 5" Center OD, 20" Length)
    2
    # mpn4498129874
    Universal Pro Series™ Stainless Steel Round Laminar Flow Black Exhaust Muffler by Flowmaster®. Muffler Inlet Diameter: 5". Muffler Outlet Diameter: 5". Muffler Body Length: 20". Muffler Overall Length: 26". Muffler Sound: Moderate....
    $284.22
  • Flowmaster® - Pro Series™ Stainless Steel Round Race Black Exhaust Muffler with Turn Down
    Flowmaster®Pro Series™ Stainless Steel Round Race Black Exhaust Muffler with Turn Down
    2
    # 4398085508
    Universal Pro Series™ Stainless Steel Round Race Black Exhaust Muffler with Turn Down by Flowmaster®. Muffler Outlet Diameter: 3.5". Muffler Body Length: 16". Muffler Overall Length: 22". Muffler Sound: Moderate. Muffler Structure:...
    $265.95 - $272.95




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2012 Honda Civic Si Exhaust Reviews

5 reviews
Was a bit hesitant on buying this but was well worth it, it delivered on time and fit perfectly it also gives my old truck a nasty growl. I definitely recommend this item.
Posted by Robert (Monroe, WI) / November 20, 20222000 Dodge Dakota
2012 Honda Civic Si Models
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