Nationwide product support SUMMER20Summer Sale deals live now Free U.S. shipping over $99

Fast USA delivery FREEFree shipping on qualifying orders Tracked delivery

Real specialist support FSPPerformance parts from trusted brands Genuine parts only

Summer sale live nowSALE Grab ongoing Summer Sale deals Limited time only

Delivery & returns

Free USA shipping on qualifying ordersMon–Fri, 9:00 AM–5:30 PM ET

FULL SEND PARTSPerformance without compromise

Wishlist0

American performance collection

Ferrea.

Refine your build

Fitment status

Verified vehicle fitment

Universal fit

Fitment review required

Fitment not verified

Supplier availability

In stock

Available from supplier

Department

Product attributes

Special order

Clearance

CARB status

Not CARB approved

Acknowledgement required

No CARB restriction indicated

Product type

Brand

Sort by

Clear

Sale

Ferrea

Ferrea Chevrolet LS1 2.055in 0.3135in 4.9in 12 Deg S-Flo Rad Grv 6000 Series Intake Valve - Set of 8

$216.43 $240.48

Sale

Ferrea

Ferrea Chevrolet LS1 2.055in 0.3135in 4.9in 12 Deg S-Flo Rad Grv Stk Hollow Intake Valve - Set of 8

$373.75 $415.28

Sale

Ferrea

Ferrea Chevrolet LS1 2.055in 0.3135in 4.9in6000 Series Int Valve - Single (Drop Ship Only)

$27.05 $30.06

Sale

Ferrea

Ferrea Chevrolet LS1 2.055in 0.3135in 4.9inStock Hollow Int Valve - Single (Drop Ship Only)

$46.72 $51.91

Sale

Ferrea

Ferrea Chevrolet LS1 2.055in 0.3135in 5in 12 Deg S-Flo Rad Grv +.100 Hollow Intake Valve - Set of 8

$373.75 $415.28

Sale

Ferrea

Ferrea Chevrolet LS1 2.055in 0.3135in 5in+.100 Hollow Int Valve - Single (Drop Ship Only)

$46.72 $51.91

Sale

Ferrea

Ferrea Chevrolet LS1 2.08in 0.3135in 4.9in 12 Deg S-Flo Rad Grv 6000 Series Intake Valve - Set of 8

$216.43 $240.48

Sale

Ferrea

Ferrea Chevrolet LS1 2.08in 0.3135in 4.9in 12 Deg S-Flo Rad Grv Hollow Intake Valve - Set of 8

$373.75 $415.28

Sale

Ferrea

Ferrea Chevrolet LS1 2.08in 0.3135in 4.9in6000 Series Int Valve - Single (Drop Ship Only)

$27.05 $30.06

Sale

Ferrea

Ferrea Chevrolet LS1 2.08in 0.3135in 4.9inHollow Int Valve - Single (Drop Ship Only)

$46.72 $51.91

Sale

Ferrea

Ferrea Chevrolet LS1 2.08in 0.3135in 5in +.100 6000 Series Int Valve - Single (Drop Ship Only)

$27.05 $30.06

Sale

Ferrea

Ferrea Chevrolet LS1 2.08in 0.3135in 5in 12 Deg S-Flo +.100 Rad Grv 6000 Series Int Valve - Set of 8

$216.43 $240.48

Sale

Ferrea

Ferrea Chevrolet LS1 2.08in 0.3135in 5in 12 Deg S-Flo Rad Grv +.100 Hollow Intake Valve - Set of 8

$373.75 $415.28

Sale

Ferrea

Ferrea Chevrolet LS1 2.08in 0.3135in 5in+.100 Hollow Int Valve - Single (Drop Ship Only)

$46.72 $51.91

Sale

Ferrea

Ferrea Chevrolet LS1 2.1in 0.3135in 4.9in 12 Deg Radial Groove Hollow Int Valve - Single (D/S Only)

$46.72 $51.91

Sale

Ferrea

Ferrea Chevrolet LS1 2.1in 0.3135in 4.9in 12 Deg S-Flo Rad Grv 6000 Series Intake Valve - Set of 8

$216.43 $240.48

Sale

Ferrea

Ferrea Chevrolet LS1 2.1in 0.3135in 4.9in 12 Deg S-Flo Radial Groove Hollow Intake Valve - Set of 8

$373.75 $415.28

Sale

Ferrea

Ferrea Chevrolet LS1 2.1in 0.3135in 4.9in6000 Series Int Valve - Single (Drop Ship Only)

$27.05 $30.06

Sale

Ferrea

Ferrea Chevrolet LS1/LS7 (5/16 Conv Kit) Dual Pro PAC Alloy Valve Spring - Single (Drop Ship Only)

$45.22 $50.24

Sale

Ferrea

Ferrea Chevrolet LS1/LS7 (5/16 Conversion Kit) Dual Pro PAC Alloy Valve Spring - Set of 16

$723.46 $803.84

Sale

Ferrea

Ferrea Chevrolet LS1/LS7 (5/16) Double Spring Pro CNC Super 7 Deg Ti Retainer - Single (D/S Only)

$28.89 $32.10

Sale

Ferrea

Ferrea Chevrolet LS1/LS7 (5/16) Double Spring Pro CNC Super 7 Deg Titanium Retainer - Set of 16

$462.24 $513.60

Sale

Ferrea

Ferrea Chevrolet LS1/LS7 0.06in Thick 1.245in OD 0.562in ID Spring Seat Locator - Set of 8

$52.42 $58.24

Sale

Ferrea

Ferrea Chevrolet LS1/LS7 0.06in Thick 1.245in OD 0.562in ID Spring Seat Locator - Single (D/S Only)

$6.55 $7.28