Fabricated Intake Manifold for GM LS1, LS2, LS6 [Polished Aluminum]

Name: Fabricated Intake Manifold for GM LS1, LS2, LS6 [Polished Aluminum]
Brand: JEGS
SKU: 555-513062
Price: 489.99 USD
Availability: InStock

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Cathedral Port

Fabricated Intake Manifold

GM LS1, LS2, LS6

Accepts 92 mm or 102 mm Throttle Body

2200-6800 RPM Range

Polished Aluminum

Includes:

LS3 Style MAP Sensor Port
Vacuum Port Fittings
Fuel Rail Kit
Intake Seals
Hardware

JEGS 555-513062 GM LS Fabricated Intake Manifold Dimensions:
Front Height: 7.250 in.
Rear Height: 7.500 in.
Front Intake Bolt to Intake Front: 5.250 in.
Rear Intake Bolt to Intake Rear: -0.500 in.
Intake Runner: 1.750 in. x 2.150 in. x 4 in. Long
Intake Flange: 0.958 in. Thick
Throttle Body Opening: 102 mm
Fuel Rails use -8 AN ORB Fittings

JEGS 555-513062 GM LS Fabricated Intake Manifold Includes:

(1) LS3 Style MAP sensor port provision at the rear of the manifold. We recommend 555-14538 MAP sensor
(4) Vacuum port fittings for the bottom of the manifold
- (1) 1/8 in.-28 thread x 1/4 in. hose end
- (1) 1/8 in.-28 thread x 5/16 in. hose end
- (1) 1/8 in.-28 thread x 7/16 in. hose end
- (1) 1/4 in.-19 thread x 1/2 in. hose end
JEGS 555-513062 GM LS Fabricated Intake Manifold Notes:
Works with LS1 and LS6 Style Injectors
This intake is designed to work with stock LS heads. The use of some aftermarket cylinder heads may result in port misalignment
Caution During Installation: The throttle body gasket can get damaged during Installation. A replacement gasket is available. We recommend 695-G31963
MAP Sensor Harness Adapter for Converting GM GEN IV LS3 MAP Sensor into Vehicles Equipped with a GM LS1/LS2 V8 Engine, 555-40619, sold separately

FAQ

Are plastic intake manifolds better?

While plastic has its benefits, JEGS recommends the durable construction of the 513062 LS Intake, ensuring longevity and optimal performance for your 5.3 engine.

Does upgrading an intake manifold increase horsepower?

Absolutely, upgrading to JEGS 513062 can significantly increase horsepower for your 5.3 engine. Its design enhances airflow, promoting better combustion and improved overall performance.

What are the benefits of an aftermarket intake manifold?

JEGS aftermarket intake manifolds, like the 513062, offer increased horsepower, improved airflow, and enhanced engine efficiency. Choose polished or chrome options for added style.

What are most modern intake manifolds made of?

Modern intake manifolds, including JEGS 513062, are often made of high-quality materials like aluminum. This ensures durability, heat dissipation, and optimal performance for your LS engine.

Emissions Note:

This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART

Fabricated Airflow for Serious LS Power

JEGS fabricated intake manifolds for GM Gen III/IV LS engines that deliver the airflow capacity and durability demanded by modern high-performance builds. Constructed from fabricated aluminum for strength and consistent airflow, these manifolds are engineered to support cathedral or rectangular port LS cylinder heads while accommodating large throttle bodies for increased air volume and throttle response. Designed for street, strip, and forced-induction combinations alike, the optimized runner and plenum design helps maintain strong power across a broad operating range while supporting upgraded fuel systems and engine management components. Whether you're building a naturally aspirated performance engine or a boosted LS swap, JEGS fabricated intake manifolds provide the airflow foundation needed for reliable horsepower and consistent performance.

Part TypeIntake Manifold

Product LineJEGS GM Gen III/IV LS Fabricated EFI Intake Manifolds

BrandJEGS

Package Height10.0

Package Width14.8

Package Length21.3

Weight18.29 PG

Part CategoryPerformance Parts

Engine Block StyleStock/OEM standard deck

UsageRacing

Number Of CarbsNone, For Fuel Injection

PositionUpper