Size Chart
×
PART #1521
FEATURES:Complete Your Header Install
BBK 1986-1993 Mustang GT, LX, and Cobra direct replacement H-pipes feature 2.5" diameter CNC mandrel bent stainless steel tubing with two high flow catalytic converters to ensure maximum flow horsepower and streetability.
Maximum Exhaust Flow
OEM original O2 sensor locations and factory style die-stamped flanges ensure a perfect fit and BBK In-house dyno-testing has shown solid gains of 12-20 horsepower depending on application. High flow catalytic converters are used for enhanced exhaust flow while keeping emissions and fuel smell low.
Top Quality Construction
Each BBK Mustang H-pipe offers performance quality and value that guarantees years of top performance for your Ford Mustang.
Emissions
Please Note: The new catalytic converters used in the manufacture and production of ALL BBK Performance high flow H and X exhaust pipes meet Federal EPA requirements. (N/CE - New aftermarket Converter) Federal Catalytic Converters are not legal for sale, installation or use on ANY licensed vehicle in the State of California. These converters do NOT carry an Executive Order number (EO number) and are NOT California CARB approved. Please check your state and local emissions laws to ensure compliance.
Additional Emissions Information
This part is NOT C.A.R.B Approved and cannot be installed for use on any emission controlled vehicle in California.
It cannot be sold or shipped to any California resident or addressee.

| Year | Make | Model | Submodel |
|---|---|---|---|
| 1986-1993 | Ford | Mustang | GT |
| 1986-1993 | Ford | Mustang | LX |
| 1986 | Ford | Mustang | SVO |
| 1993 | Ford | Mustang | SVT Cobra |
| 1993 | Ford | Mustang | SVT Cobra R |
BBK Performance parts and bolt-on upgrades for Ford Mustang, Chevrolet Camaro, Chevrolet Corvette, Dodge Challenger, Dodge Charger, and RAM 1500 HEMI trucks are stocked at Black Ops Auto Works. Shop BBK throttle bodies, long tube headers, shorty headers, cold air intakes, cat back exhaust, mid pipes, header gaskets, O2 sensor extensions, and replacement air filters for Coyote, LS, LT, and HEMI 5.7/6.1/6.4 platforms. Every product is filterable by year, make, model, trim, engine, and drivetrain so the correct part ships the first time. Black Ops Auto Works carries 307 BBK SKUs across intake, exhaust, throttle body, and fuel delivery categories. What This Brand Covers BBK Performance has built bolt-on performance parts in the USA since 1988, founded by Brian Barry in Southern California. The company runs two US facilities with nearly 200,000 square feet dedicated to R and D, manufacturing, and distribution for domestic performance vehicles. BBK focuses on dyno proven gains rather ...
View BBK Products
Downpipe-back exhaust systems cover everything from the turbocharger downpipe connection point to the rear of the vehicle, making them the most comprehensive exhaust upgrade available for turbocharged platforms. Buyers who shop for downpipe-back systems are typically turbocharged car owners who want a single-purchase solution that replaces the mid-pipe, resonator, and cat-back sections in one matched package for maximum exhaust flow and consistent sound tuning. The advantage of a downpipe-back system over a cat-back alone is that it eliminates the entire OEM exhaust from the turbo exit rearward, removing the most restrictive sections on most factory turbocharged applications. Popular platforms include the Ford Focus ST and RS, Ford Mustang EcoBoost, Subaru WRX and STI, Volkswagen GTI and Golf R, Mitsubishi Lancer Evolution, and other turbocharged performance cars where the factory exhaust after the downpipe is a known restriction.Popular UpgradesTop downpipe-back exhaust systems in ...
View Downpipe Back Products
Performance exhaust systems for cars, trucks, SUVs, and Jeeps are stocked at Black Ops Auto Works. Shop cat-back systems, axle-back systems, turbo-back systems, headers, downpipes, mid-pipes, mufflers, resonators, catalytic converters, exhaust tips, exhaust valve controllers, oxygen sensors, exhaust brakes, and motorcycle and powersports exhausts for Mustang, Camaro, Challenger, Corvette, Silverado, and Super Duty platforms. Every product is filterable by exhaust position, material, pipe diameter, and vehicle year, make, model, and trim so the correct fitment ships the first time. Black Ops Auto Works carries 7,441 exhaust SKUs across every position of the exhaust system. What This Category Covers Exhaust upgrades change sound, appearance, and in some cases power. Exhaust fitment depends on engine, drivetrain, and factory exit position, so confirm the exact platform before ordering any exhaust component. Exhaust Position Cat-back, axle-back, turbo-back, and header-back systems e...
View Exhaust Systems Products