-12%
Click to zoom in
Replace the restrictive factory manifolds and aging Y-pipe as one matched assembly
JBA 1634S is a Cat4Ward shorty-header system for the listed Ford Ranger 4.0L OHV V6 applications. The raw 409 stainless assembly uses 1-1/2-inch primaries and includes the matching Y-pipe to connect the two banks as designed.
Key Features
- JBA 1634S: Application-specific shorty-header and Y-pipe package
- Raw 409 stainless-steel construction
- 1-1/2-inch primary tubes
- Designed around original engine and cylinder-head port centerlines
- Includes the matching Y-pipe
- CARB Executive Order D-57-27 listed by JEGS
- Exact trim and model-year coverage documented by reputable retailers
Fitment
Use JBA 1634S only for the applications below. Confirm every listed qualifier and exclusion.
| Years | Make | Model | Details |
|---|---|---|---|
| 1995-1997 | Ford | Ranger | 4.0L OHV V6; Splash, STX, or XLT trim; original cylinder-head port centerlines; Excludes: Raised-port cylinder heads |
| 1995-1996 | Ford | Ranger | 4.0L OHV V6; XL trim; original cylinder-head port centerlines; Excludes: Raised-port cylinder heads |
| 1995 | Ford | Ranger | 4.0L OHV V6; XL Sport trim; original cylinder-head port centerlines; Excludes: Raised-port cylinder heads |
| 1997 | Ford | Ranger | 4.0L OHV V6; Sport trim; original cylinder-head port centerlines; Excludes: Raised-port cylinder heads |
Specifications
| Detail | Value |
|---|---|
| Brand | JBA |
| Manufacturer Part Number | 1634S |
| Product Type | Shorty Exhaust Header and Y-Pipe |
| Header Style | Cat4Ward shorty |
| Primary Diameter | 1-1/2 inches |
| Material | 409 stainless steel |
| Finish | Raw |
| Engine | 4.0L OHV V6 |
| Included Connection | Matching Y-pipe |
| UPC | 694342525309 |
| CARB EO | D-57-27 |
What's Included
- Left and right shorty headers for JBA 1634S
- Matching Y-pipe
- Manufacturer-supplied installation hardware and gaskets as packaged
- Not included: Catalytic converter, downstream exhaust, oxygen sensors, replacement cylinder-head hardware, and labor
About JBA
JBA Performance Exhaust, part of the PerTronix family, develops application-specific headers and exhaust components with matched tube geometry and vehicle installation requirements.
Related Parts
- No related exhaust links were added because no exact compatible ACTIVE product was verified.
FAQ
What is the 1634S?It is a shorty-header and Y-pipe assembly designed for replacing the factory manifold and Y-pipe path on the verified Ranger application.
What vehicles does this part fit?It fits the listed 1995-1997 Ford Ranger trims with the 4.0L OHV V6 and original cylinder-head port centerlines.
What is included in the package?The package includes the header assembly and matching Y-pipe with the hardware and gaskets supplied by JBA.
What materials and finish are used?The tubes are raw 409 stainless steel with 1-1/2-inch primaries.
Is professional installation recommended?Professional installation is recommended because the work affects exhaust sealing, sensors, heat clearance, and emissions equipment.
What warranty applies?Confirm current JBA and PerTronix warranty terms before installation.
Does installation require additional parts?Inspect the vehicle and review the current instructions before disassembly because service items or replacement fasteners may be required for the vehicle's condition.
What should be checked after installation?Recheck fastener torque, component clearance, leaks or contact where applicable, and safe vehicle operation after the initial road test.
Installation Instructions
- Confirm the Ranger year, trim, 4.0L OHV engine, and original cylinder-head port geometry before disassembly.
- Allow the exhaust to cool, disconnect the battery, support the vehicle safely, and remove the original manifolds and Y-pipe using the Ford service procedure.
- Clean the cylinder-head sealing surfaces and test-fit both headers and the supplied Y-pipe without forcing the tubes or surrounding components.
- Install the supplied components and tighten fasteners in the sequence and to the torque values in the current JBA instructions.
- Reconnect sensors and exhaust joints, check steering and heat-sensitive clearances, then run the engine and inspect every connection for leaks.
California Proposition 65 Warning: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Ford Ranger Parts and Accessories
Shop Ford Ranger parts for bed protection, easier access, suspension projects and brake or engine service at Black Ops Auto Works. Compare BAK covers, AMP Research steps, Bilstein suspension references and Husky protection around the truck you drive. Match exact generation, cab, bed, powertrain and drivetrain before ordering.Bed Covers, Caps and Access StepsBAK references distinguish MX4 folding and Revolver X4s roll-up choices for stated bed applications. Match exact bed dimensions, rails and accessory compatibility. The Westin EXP cap Box 1 title explicitly requires Box 2; review the complete package before planning installation. AMP PowerStep, RealTruck bars and other steps need exact cab and production coverage, while rack-frame-only titles require separate hardware.Suspension and Wheel PlanningBilstein references distinguish newer Ranger 6112 front leveling, 6100 rear and 5100 options from earlier chassis applications. Eibach 2WD, Superlift 4WD and MaxTrac references address di...
View Ford Ranger Parts and Accessories Products
JBA
Shop JBA headers, exhaust systems, connection pipes, gaskets, ignition wire sets, and installation components by exact manufacturer part number and verified vehicle application. JBA Product Families The collection includes stainless-steel shorty and long-tube headers, cat-back and header-back systems, mid-pipes, starter tubes, exhaust gaskets, mufflers, brackets, and application-specific spark plug wire sets. Choose Your Part Match the exact JBA manufacturer part number Confirm year, make, model, engine, drivetrain, and body configuration Verify primary and collector diameter, material, finish, and downstream connection Check oxygen-sensor, EGR, AIR, and catalytic-converter provisions Confirm current CARB or EPA status for the installation location Related Exhaust Collections Exhaust Parts Headers Exhaust Systems Frequently Asked Questions Does matching the vehicle model guarantee JBA exhaust fitment? No. Confirm the complete year, engine, drivetrain, body configuration, emiss...
View JBA Products