aFe Silver Bullet Throttle Body Spacers TBS Jeep Wrangler (TJ YJ) 91-06 4.0L

Silver Bullet throttle body spacers create turbulence in the air flow at the point just prior entry into the engine increasing horsepower, torque and improving throttle response and fuel efficiency. Silver Bullet throttle body spacers are constructed out of durable T-6061 billet aluminum and using a unique serrated/helix entry to create turbulence at the manifold while eliminating the annoying whistle found in other helix only throttle spacers.Installation InstructionsThis Part Fits: Year Make Model Submodel 1991-1993 Jeep Cherokee Base 1991-1992 Jeep Cherokee Briarwood 1996,1998-2001 Jeep Cherokee Classic 1993-1997 Jeep Cherokee Country 1991-1992 Jeep Cherokee Laredo 1991-1992,1998-2001 Jeep Cherokee Limited 1994-2001 Jeep Cherokee SE 1991-2001 Jeep Cherokee Sport 1999-2004 Jeep Grand Cherokee Laredo 1999-2004 Jeep Grand Cherokee Limited 2004 Jeep Grand Cherokee Special Edition 2002 Jeep Grand Cherokee Sport 2006 Jeep Wrangler 65th Anniversary Edition 1991-1993 Jeep Wrangler Base 1991-1992 Jeep Wrangler Islander 1991-1994 Jeep Wrangler Renegade 2003-2006 Jeep Wrangler Rubicon 1991-1995,1997-2004 Jeep Wrangler Sahara 1994-1995,2005-2006 Jeep Wrangler SE 1997-2006 Jeep Wrangler Sport 2004-2006 Jeep Wrangler Unlimited 2005-2006 Jeep Wrangler Unlimited Rubicon 2002-2006 Jeep Wrangler X