4L60E 4L65E 4L70E TRANSMISSION PERFORMANCE PACK HEAVY DUTY & HI PERFORMANCE VALVE BODY UPGRADE KIT FITS '94+ SONNAX HP-4L60E-01

SKU:
S74507HPK*
Condition:
New
Availability:
Usually ships in 24 hours
Sale
$219.88 $198.77
$249.99
(You save $51.22 )
(No reviews yet) Write a Review
4L60E
4L65E
4L70E
'94+ 4-SPEED AUTOMATIC TRANSMISSIONS:
( WITH 16 BOLT PAN )

PERFORMANCE PACK
  • HEAVY DUTY & HIGH PERFORMANCE UPGRADE PACK
  • SONNAX HP-4L60E-01
  • FITS 4L60E 4L65E 4L70E EQUIPPED CHEVY CADILLAC BUICK GMC PONTIAC:
  • BUICK RAINIER '03-'07
  • BUICK ROADMASTER '95-'96
  • CADILLAC ESCALADE '99-'065.3L 5.7L 6.0L
  • CADILLAC FLEETWOOD/BROUGHAM/LIMO '95-'96 5.7L
  • CHEVY ASTRO & GMC SAFARI '94-'05 4.3L
  • CHEVY AVALANCHE '01-'08 5.3L 8.1L (4L60E)
  • CHEVY AVALANCHE '06-'08 6.0L (4L70E)
  • CHEVY S-BLAZER & GMC S JIMMY '94-'05
  • CHEVY & GMC C/K 1500 PICKUPS '94-'97 4.3L 4.8L
  • CHEVY & GMC C/K 1500-2500 '94-'97 5.0L 5.3L 5.7L 6.0L (WITH 16 BOLT PAN)
  • CAMARO & FIREBIRD '94-'02
  • CHEVY COLRADO  '03-'12
  • CAPRICE '94-'96
  • CORVETTE '94-'05
  • CHEVY TRAILBLAZER & GMC ENVOY '99-'09
  • CHEVY EXPRESS VAN '12-'13 4.3L
  • CHEVY GRAND VITARA '06-'07 2.5L
  • CHEVY IMPALA '94-'96
  • CHEVY S10, GMC S15 & SONOMA '94-'05
  • CHEVY SILVERADO 1500 & GMC SIERRA 1500 '98-'13 4.3L 4.8L 5.3L SOME 6.0L
  • CHEVY SSR '03-'06
  • CHEVY & GMC SUBURBAN 1500 '94-'08 4.8L 5.0L 5.3L 5.7L
  • CHEVY & GMC SUBURBAN 1500 '94-'08 SOME 6.0L (WITH 16 BOLT PAN)
  • CHEVY TAHOE & GMC YUKON '95-'13 4.8L 5.3L 5.7L
  • CHEVY TRACKER '98-'04 1.6L 2.0L (WITH 16 BOLT PAN)
  • CHEVY & GMC 1500 VAN '94-'11 4.3L 4.8L 5.0L 5.3L 5.7L 6.5L (WITH 16 BOLT PAN)
  • CHEVY & GMC 2500 VAN '94-'03 (WITH 16 BOLT PAN)
  • CHEVY & GMC 3500 VAN '94-'99 4.3L
  • GMC CANYON '03-'13
  • GMC SAVANA VAN '12-'13 4.3L
  • GMC YUKON & YUKON XL '00-'11 4.8L, 5.3L, & 6.0L WITH 16 BOLT PAN
  • HUMMER H2 '02-'07 6.0L (4L65E)
  • HUMMER H3 '06-'11 3.7L 3.9L SOME 5.3L
  • PONTIAC FIREBIRD & TRANSAM '94-'02
  • OLDSMOBILE BRAVADA '94-'03
  • FITS 4L60E EQUIPPED HOLDEN:
  • ADVENTRA '04-'07
  • COMMODORE '00-'11 3.6L 3.8L 5.7L (WITH 16 BOLT PAN)
  • MONARO '00-'06
  • FITS 4L60E EQUIPPED ISUZU:
  • ASCENDER '03-'08
  • HOMBRE '97-'00
  • I SERIES (290, 370) '06-'08
 
sonnax-high-performance-and-heavy-duty-transmission-parts.png
  • Get the shifts you want and that extra edge you need with the Sonnax Performance Pack for 4L60E, 4L65E and 4L70E transmissions

    Features & Benefits:

• Shorter shifts

• Can be installed in-vehicle

• Faster line pressure increase and higheroverall line pressure for greater clutch/band holding power

• Ultra-reliable Sonnax patented pinless accumulator pistons in 1-2, 3-4 and FWD locations

• Unique 1-2 accumulator spring combination for shifts with character

• Reduction in high RPM pressure drop-off

• Patented 3rd accumulator orifice check valve gets the 2-3 right the first time, every time

• Consistent results on every job, with no guessing on calibration

• Fixes wear of accumulators and separator plate in hard-working units

  • PERFORMANCE PACK COMPONENTS INCLUDE:

Pump Parts

Boost Valve with O-Ring, .490"

Elevated Pressure Regulator Spring

High RPM Pump Slide Spring

Spacer

Servo Parts

4th Servo Return Spring

Servo Cushion Spring

Servo Piston D-Ring Kit

Case Parts

3-4 Accumulator Piston Kit

3-4 Accumulator Spring

Servo Release Check Valve

Valve Body Parts

Forward Accumulator Kit

Accumulator Valve Shim

Twist Drills

Accumulator Parts

1-2 Pinless Accumulator Piston Kit

1-2 Accumulator Inner Spring

1-2 Accumulator Outer Spring

1-2 Accumulator Waved Spring

Accumulator Housing Spacer

  • PHOTO SHOWS ACTUAL SONNAX PERFORMANCE PACK KIT
  • INCLUDES INSTALLATION INSTRUCTIONS
  • MADE IN THE USA
  • FREE SHIPPING TO ALL 50 U.S. STATES & PUERTO RICO!
  • WE SHIP WORLD WIDE