Track OrderOrder Status & ReturnsHelpGift CardsHelpHelp CenterPhone1-800-345-4545
Shop by Category

Most Popular

Restoration

Shop All Categories

Shop New ProductsShop ALL BrandsTech ArticlesDeals
MY ACCOUNT
Order Status & Returns
CONTACT USHELP CENTER
Logo
Cart0
$000
Made in USA
Shorty X-Pipe Mid-Pipe with High-Flow Catalytic Converters for 2005-2010 Ford Mustang GT 4.6L
InfoVehicle Info Needed
BBK PERFORMANCE PARTSPART NUMBER: 129-1637

Shorty X-Pipe Mid-Pipe with High-Flow Catalytic Converters for 2005-2010 Ford Mustang GT 4.6L

$61999
3 left in stock
ShippingShips on Sep 14, 2026
Lowest PriceLowest Price Guarantee

Short Mid X-Pipes (With High-Flow Converters)
Shorty X-Pipe Mid-Pipe
  • 2005-2010 Ford Mustang GT 4.6L
  • 2.75 in. Tubing
  • With High-Flow Catalytic Converters
  • Aluminized Steel

    BBK 1637 Features:

    • Increases horsepower, torque, and throttle response
    • Adds an aggressive exhaust note
    • Mandrel-bent aluminized steel tubing improves exhaust flow
    • Rear oxygen sensor bungs in the factory location

    BBK 1637 Notes:

    BBK 1637 Emssisions:

    • This part is not legal for sale or use in California or any state adopting CA emissions restrictions

    • BBK Performance Parts Exhaust X-Pipes for Ford Mustang applications offer unrestrictive, free-flowing and max scavenging exhaust upgrade over stock for improved horsepower, torque and aggressive tone. BBK X-Pipes are made from CNC mandrel-bent tubing for lasting performance and use, and are a direct bolt-on for worry-free installation. X-Pipes are available with catalytic converters for smog legal applications or without catalytic converters for off-road use and max horsepower and torque gain.

    Show More

    Features:

    • Increases Horsepower, Torque and Exhaust Tone
    • CNC Mandrel-Bent Tubing
    • Direct Bolt-On
    • Available With or Without Catalytic Converters

    Notes:

    • Catalytic converter equipped x-pipes are not legal for sale in the state of California and will not be shipped to California.
    • Off-road x-pipes are ONLY for the purpose of off-road use. May require a tuner to switch off rear O2 sensors (pending application).
    Part TypeExhaust Tubing
    Product LineBBK Performance Parts Exhaust X-Pipes for Ford Mustang
    BrandBBK PERFORMANCE PARTS
    Package Height6.2
    Package Width28.2
    Package Length32.7
    Weight18.55 PG
    Part CategoryPerformance Parts
    ShapeX Pipe
    Includes Catalytic ConvertersYes
    Pipe Diameter2.75 in (69.9 mm)
    QuantitySold individually
    Pipe MaterialAluminized Steel
    Pipe FinishAluminized
    Flanged InletYes
    Welded HangerYes
    Clamps IncludedYes
    Part FitmentDirect Fit
    FinishNatural
    Pipe StyleX-pipe
    Header StyleFull-length
    Vendor Part Number1637
    Package Qty1
    Package TypeEA
    No Questions
    No Reviews
    Please click here to download the instructions PDF file

    Items You Need

    O2 Sensor Wire Harness Extension Kit 1986-10 Ford Mustang

    BBK PERFORMANCE PARTS

    O2 Sensor Wire Harness Extension Kit 1986-10 Ford Mustang

    Part Number : 129-1676
    $6999
    Breaker Bar [1/2 in. Drive, 30 in. L]

    JEGS

    Breaker Bar [1/2 in. Drive, 30 in. L]

    Part Number : 555-W32126
    $3699$40.99
    You Save$4.00
    Deep Well Impact Socket Set, 1/2 in. Drive [SAE 11-Piece]

    JEGS

    Deep Well Impact Socket Set, 1/2 in. Drive [SAE 11-Piece]

    Part Number : 555-M590DB
    $4699$51.99
    You Save$5.00
    Socket Set, 3/8 in. & 1/4 in. Drive [SAE/Metric 52-Piece]

    JEGS

    Socket Set, 3/8 in. & 1/4 in. Drive [SAE/Metric 52-Piece]

    Part Number : 555-81565
    $2199$33.99
    You Save$12.00
    Round Magnetic Parts Tray [5 1/2 in. Round]

    JEGS

    Round Magnetic Parts Tray [5 1/2 in. Round]

    Part Number : 555-80080
    $549$5.99
    You Save$0.50
    123-Piece Tool Set with Carry Case

    JEGS

    123-Piece Tool Set with Carry Case

    Part Number : 555-80427
    $3999$51.99
    You Save$12.00
    Stainless Steel HD U-Clamp for 2-1/2" OD Pipe

    JEGS

    Stainless Steel HD U-Clamp for 2-1/2" OD Pipe

    Part Number : 555-30722
    $969$10.99
    You Save$1.30
    Portable 3 Drawer Tool Box

    JEGS

    Portable 3 Drawer Tool Box

    Part Number : 555-81400
    $4999$76.99
    You Save$27.00
    Long Tube Headers 2005-2010 Ford Mustang GT

    BBK PERFORMANCE PARTS

    Long Tube Headers 2005-2010 Ford Mustang GT

    Part Number : 129-1641
    $79999
    Long-Tube Headers 2005-2010 Ford Mustang GT 4.6L with Manual Transmission [Silver Ceramic Finish]

    BBK PERFORMANCE PARTS

    Long-Tube Headers 2005-2010 Ford Mustang GT 4.6L with Manual Transmission [Silver Ceramic Finish]

    Part Number : 129-16410
    $84999
    Penetrating Oil [11 oz. Aerosol Can]

    LUCAS OIL

    Penetrating Oil [11 oz. Aerosol Can]

    Part Number : 639-11043
    $854$9.49
    You Save$0.95
    3 Inch Exhaust Butt Joint Clamp

    JEGS

    3 Inch Exhaust Butt Joint Clamp

    Part Number : 555-30853
    $1199$12.89
    You Save$0.90
    Brake and Parts Cleaner [14 oz. Aerosol Can]

    JEGS

    Brake and Parts Cleaner [14 oz. Aerosol Can]

    Part Number : 555-72312
    $679$7.99
    You Save$1.20
    Blue Bolt Locker Medium Strength

    JEGS

    Blue Bolt Locker Medium Strength

    Part Number : 555-28084
    $699$7.99
    You Save$1.00
    Band Clamp Diameter: 2-1/2"

    BORLA

    Band Clamp Diameter: 2-1/2"

    Part Number : 157-18004
    $3499
    Sure Seal 2-1/2" Clamp Fits 2.580" to 2.780"

    JEGS

    Sure Seal 2-1/2" Clamp Fits 2.580" to 2.780"

    Part Number : 555-30802
    $1799$19.99
    You Save$2.00
    3-Ton Aluminum Floor Jack [6,000 lbs. Capacity]

    JEGS

    3-Ton Aluminum Floor Jack [6,000 lbs. Capacity]

    Part Number : 555-80077
    $22999$285.99
    You Save$56.00
    6-Ton Jack Stands

    JEGS

    6-Ton Jack Stands

    Part Number : 555-80037
    $8099
    Some parts are not legal for use in California or other states with similar laws / regulations
    p65 warning
    Your Cart

    Your shopping cart is empty!